98 products found

products

  • Municipal Drinking Water - Raw Water Intake

    Surface water is used for broad purposes such as for municipal drinking water, or industries for make-up and cooling (Desalination, Energy, Land Drainage, Irrigation, Hydropower, Oil & Gas, Petrochemical). Ovivo's passive and mechanically cleaned screens and fish protection equipment are designed to meet the challenges for the design of suitable intakes. Ovivo performance enhancing equipment is also available for downstream, finer filtration and on-line removal of scaling and fouli

  • Ovivo Brackett Bosker - Automatic Raking Screen

    Ovivo Brackett Bosker - Automatic Raking Screen

    The Brackett Bosker automatic raking screen is designed for a wide range of applications where highly effective bar screen cleaning is necessary, including power stations (nuclear, fossil and hydro), flood defence and storm drainage pumping stations, and industrial pumping stations. Simplicity of design and efficient debris handling make the Brackett Bosker raking machine the ideal solution for cost-efficient cleaning of single or multiple bar...

  • Ovivo Brackett Bosker - Bandit Automatic Trash Rake

    Ovivo Brackett Bosker - Bandit Automatic Trash Rake

    For small and remote areas, or for intakes that rely on manual cleaning methods, the Brackett Bosker® Bandit automatic trash rake is ideal. Compact, with an extendable, rotating, hydraulic arm designed to clear debris from horizontal and vertical screens with bar spacing of 12mm up to 200mm, it allows for a safe workload capacity of 250 kg (550 lb). The equipment can easily be retrofitted to existing...

  • Ovivo Brackett Green - Double Entry Drum Screen

    Ovivo Brackett Green - Double Entry Drum Screen

    The in-to-out flow pattern of the Brackett Green double entry drum screen eliminates bypassing and carryover. It also allows for a downward load that eliminates the risk of the screen breaking free from its foundation. The patented mesh panels can handle high differential loading for fine screening, without failing. Our robust, custom-made screens are designed to meet the specific requirements of individual plants. Low maintenance costs, smooth...

  • Municipal Drinking Water - Filtration

    Filtration is a mechanical process that separates solids from liquid. Numerous methods can be relied upon, depending on the application and the particles size. Filtration is differentiated from screening which is typically an open channel process. Ovivo can recommend the best process for your custom application, including among others gravity filtration, Media filtration and ultrafiltration, or a combination thereof.

  • Ovivo Enviroquip - Folded Plate Filter Underdrains

    Ovivo Enviroquip - Folded Plate Filter Underdrains

    The Enviroquip folded plate filter underdrain is synonymous with proven performance in gravity filtration. A low profile and media retaining design allows for deeper media stacks than what is available with other underdrains. Our 0.25mm openings place filter media directly on the underdrains and air laterals. The uniform introduction of air and water through separate conduits provides superior simultaneous air/water cleaning. The system can be...

  • EWT FlexKleen - Hydraulic Nozzles

    EWT FlexKleen - Hydraulic Nozzles

    FlexKleen hydraulic nozzles are suitable for both heavy industrial waste applications and light-duty water treatment. They can be used in any type of pressure or gravity filter, including those with steel or concrete underdrains.

  • Ovivo FlexScour - Underdrain For Corrosion-Resistant System

    Ovivo FlexScour - Underdrain For Corrosion-Resistant System

    The innovative Ovivo® FlexScour® underdrain design eliminates the two problems that have plagued other air + water cleaning systems, namely the improper sizing of variable diameter orifices and media displacement with surges or irregular flows. Reduced backwash and storage requirements make the system compact and economical, and enhances its ability to operate on a low influent head.

  • EWT CastKleen - Filter Underdrain System

    EWT CastKleen - Filter Underdrain System

    By combining a rapid-fit, floor forming system with the consistent flow management of Flexkleen nozzles, the cast-in-place Ovivo Castkleen underdrain offers substantial savings over other methods of granular media filter construction, cuts installation times with larger underdrain panels and reduces maintenance costs while improving media scour.

  • Ovivo QuadraKleen - Four Cell, Centrally Controlled Granular Media Filter

    Ovivo QuadraKleen - Four Cell, Centrally Controlled Granular Media Filter

    The Ovivo QuadraKleen filter is a modular, four-cell granular media filter that delivers economical, continuous filtration in a variety of water treatment flow sheets. Each module consists of four filter cells clustered around common influent, effluent and backwash channels. This allows individual cells to be backwashed using water produced by one of the other three cells,...

  • Ovivo ScourGuard - Filter Troughs Allow Granular Media Filters

    Ovivo ScourGuard - Filter Troughs Allow Granular Media Filters

    The Ovivo Scourguard™ Filter Troughs allow granular media filters to be cleaned by simultaneous application of air scour and backwash water, with only minimal media loss in the backwash waste. Simultaneous application of air scour and backwash water is an aggressive media cleaning technique, allowing tenacious, deeply embedded contaminants to be removed quickly and efficiently.

  • Ovivo NITRASEP - Nitrate Removal

    Ovivo NITRASEP - Nitrate Removal

    The need to reduce nitrate down to stringent levels is becoming an important step in the treatment of drinking water. Available nitrate removal processes are based on membrane technology and ion exchange. Ion exchange is the preferred process as it is has a minimal waste stream and is very economical to operate. Ovivo's NITRASEP nitrate removal method is based on the proven Amberpack technology, marketed successfully for many years throughout...

  • Municipal Drinking Water - Solids Handling

    Ovivo offers several equipment suitable for the thickening and dewatering of flows associated with the production of Municipal drinking water. Our gravity belt thickeners and belt filter presses provide low cost, efficient and reliable options that improve the economics of plant operations.

  • Ovivo ENVIROQUIP - Belt Press Filter

    Ovivo ENVIROQUIP - Belt Press Filter

    Ovivo's belt filter press dewatering products demonstrates a superior level of design and configuration. Our equipment provides exceptional dewatering performance, mechanical reliability, long-life durability, and user friendly features. Staffing and maintenance requirements are low, which in turn keep operating costs low.

  • Municipal Drinking Water - Mixing / Flocculation

    Some impurities in water (and wastewater) are exceptionally fine, and if be left to settle naturally, the required tank would need to be unfeasibly large. Bringing those particulates together to form larger particles that settle more readily is required. Coagulation/Flocculation is the process of creating conditions for particulates to come together to form flocs in coagulated water. Ovivo's expertise and equipment can be relyied upon for your mixing and flocculation needs.

  • Ovivo FLOCSILLATOR - Horizontal Paddle

    Ovivo FLOCSILLATOR - Horizontal Paddle

    The horizontal paddle Flocculator is a device designed to gently mix chemically treated water for the purpose of forming flocs and improve settling in the sedimentation basins. The flocculation equipment consists of a drive unit (with a speed reduction feature to allow for adjustment of the paddle rotating speed), belts or chains with takeups or tensioners, cover guards, paddle shaft bearings and paddle shaft, and paddles mounted on the shaft...

  • Ovivo FLOCSILLATOR - Oscillating Flocculator

    Ovivo FLOCSILLATOR - Oscillating Flocculator

    The Flocsillator oscillating flocculator is a horizontal shaft, oscillating flocculator mechanism that provides efficient and maintainable means to develop settleable floc. They are installed in water treatment flowsheets to achieve flocculation after coagulants are introduced and dispersed, and are typically upstream of the sedimentation unit in traditional surface water treatment flowsheets (prior to a DAF unit or granualar media filtration)...

  • Electronics - Other Products

  • Electronics - Ultrapure Water Treatment (UPW)

    Ovivo works tirelessly to provide the purest water possible to the global semiconductor industry and succeeds in meeting the most stringent TOC requirements!Our ultrapure water treatment (UPW) systems utilize several processing methods (e.g., conventional, membrane, Ion Exchange and thermal processes - either in conjunction or independently), depending on output requirements. Individual equipment is easy to incorporate into existing and/or complimentary systems.

  • Ovivo - Model UPW - Ultrapure Water Treatment System

    Ovivo - Model UPW - Ultrapure Water Treatment System

    Ovivo works tirelessly to provide the purest water possible to the global semiconductor industry and succeeds in meeting the most stringent TOC requirements. Our technique for ultrapure water production utilizes several processing methods (e.g., conventional, membrane, Ion Exchange and thermal processes - either in conjunction or independently), depending on output requirements. Individual equipment is easy to incorporate into existing and/or...

  • OvivUP - Model M010 - Mixed Bed Ion Exchange Resin for UPW Plants

    OvivUP - Model M010 - Mixed Bed Ion Exchange Resin for UPW Plants

    OvivUP™ - M010 Mixed Bed Ion Exchange Resin is specially conditioned and rinsed for producing Semiconductor grade UPW with the highest quality standards (resistivity ≥18.2 MΩ•cm and TOC (Less)1 ppb). Ovivo resins are characterized by very low Boron, metals and TOC leaks as well as very small rinse water volumes. This is achieved by using very high grade UP water (following the ITRS guidelines) for the cleaning and rinsing of...

  • OvivUP - Model M020 - Premium Grade Mixed Bed Ion Exchange Resin for UPW Plants

    OvivUP - Model M020 - Premium Grade Mixed Bed Ion Exchange Resin for UPW Plants

    OvivUP™ - M020 Mixed Bed Ion Exchange Resin is specially conditioned and rinsed for producing Semiconductor grade UPW with the highest quality standards (resistivity ≥18.2 MΩ•cm and TOC ≤1 ppb). Ovivo resins are characterized by very low Boron, metals and TOC leaks as well as very small rinse water volumes. This is achieved by using very high grade UP water (following the ITRS guidelines) for the cleaning and rinsing of...

  • Ovivo - Glass Beads Filtration Media

    Ovivo - Glass Beads Filtration Media

    Ovivo has developped a new filtration media line of calibrated Glass Beads, which simplifies and optimizes water treatment processes by improving quality of filtrate and globally volume treated. This solution has a significant impact on investment cost reduction for new plant.

  • Ovivo - Model THM1501 - Online Analyzer

    Ovivo - Model THM1501 - Online Analyzer

    Ovivo is innovating in introducing a brand new online THM Analyzer (THM=Trihalomethanes). This new Product is unique in the worldwide market as it is the first online analyzer able to give measurements at real time in Potable, Wastewater, Process and High Purity Water with the aim to control THM removal processes or water disinfection processes.

  • Ovivo - Semiconductor Water Recycle/Reclaim

    Ovivo - Semiconductor Water Recycle/Reclaim

    Fab shops require large volumes of ultrapure water (UPW) and use chemicals during the fabrication of semiconductor devices, generating large volumes of wastewater, which must be reclaimed. Specially designed reclaim systems help reducing the effluent waste discharge, as well as minimizing the raw water needed for the production of UPW while protecting the environment. Ovivo technology is instrumental for providing reuse & reclaims water...

  • Electronics - Semiconductor Wastewater Treatment

    Committed to protecting the environment, conserving resources and to meeting new manufacturing challenges as they occur, Ovivo has developed a state of the art semiconductor wastewater treatment process designed to meet current and future reclaim and discharge requirements.

  • Ovivo - Model SiC-FSM - Filter Rack SiC Ceramic Flat Sheet Membranes

    Ovivo - Model SiC-FSM - Filter Rack SiC Ceramic Flat Sheet Membranes

    The innovative SiC Ceramic Flat Sheet Membrane is intended for reducing high concentration of hydrogen peroxide (H2O2) present in the effluent down to levels suitable for safe operation of downstream Reverse Osmosis. The process involves dosing of catalyst based on Manganese (new Ovivo – Chemical formulation product: Ovivo-Persol™) for catalytic decomposition of H2O2. The stream with fine process particles (SiO2) and particles formed in...

  • SEPTRON - Model 3000 - Spiral-wounded EDI Module

    SEPTRON - Model 3000 - Spiral-wounded EDI Module

    SEPTRON® is a spiral-wounded EDI module. The electric field applied to this module transports the ions in the incoming water through the ion-exchange membranes into the concentrate chamber, from where they are flushed out of the module. The energy applied to the module dissociates the water into hydrogen and hydroxide ions which continuously regenerate the ion-exchange resin in the main chamber...

  • Municipal Wastewater - Aerobic Treatment / Nutrient Removal

    Aerobic wastewater treatment is an extremely cost and energy efficient process for removal of BOD (Biological Oxygen Demand). In the presence of oxygen, the organisms feed on complex materials present in wastewater and convert them into simpler substances. Wastewater also contains high levels of nutrients such as nitrogen and phosphorus. Nitrogen is typically removed through biological oxidation whereas Phosphorus, biologically, or relying on chemical precipitation.

  • Ovivo CARROUSEL - Model EliminatIR - Flow Control Gate

    Ovivo CARROUSEL - Model EliminatIR - Flow Control Gate

    High nitrate recycles can dilute incoming BOD and reduce hydraulic detention times in that zone, which can suppress nitrogen removal. The EliminatIR™ gate can be closed at certain times of the day to adjust the actual internal recycle real time and/or to develop anaerobic conditions.

  • EWT Excell - Surface Aerator

    EWT Excell - Surface Aerator

    The Excell aerator with the high efficiency surface impeller and the floor-scouring lower turbine efficiently provides aeration at full speed and at 80-90% turndown (drawing 10-20% nameplate power), while still maintaining sufficient mixing in the basin. The Excell®aerator offers the best energy savings, mixing efficiency and dissolved oxygen control on the market.

  • Ovivo OCULUS - Carrousel Oxidation Ditch System

    Ovivo OCULUS - Carrousel Oxidation Ditch System

    Through the use of PLCs, HMIs, instrumentation, and programming based on our 30-year old installed base, the Oculus™ system reduces effluent ammonia, nitrate, total nitrogen, total phosphorus nutrients and energy usage in Carrousel® systems to the limits of technology. Effluent TN of

  • AEROSTRIP - Ultra Fine Bubble Diffuser System

    AEROSTRIP - Ultra Fine Bubble Diffuser System

    Advanced perforation technology and a high strength polyurethane membrane are the secrets to the AEROSTRIP® fine pore diffusers high performance and long service life. Ovivo guarantees clean water transfer efficiencies of 8.5-10%/m (2.6-3.0% ft) side-water depth (SWD) in virtually all applications.

  • Ovivo Cleartec - Model IFAS - Integrated Film Activated Sludge

    Ovivo Cleartec - Model IFAS - Integrated Film Activated Sludge

    The Ovivo IFAS (Cleartec?) system is a highly efficient, low footprint activated sludge solution. It consists of a submerged, fixed-bed, polypropylene textile media which promotes attached growth biomass in Integrated Fixed-Film Activated Sludge (IFAS) or Fixed Bed Bioreactors (FBBR) applications.

  • Ovivo - Digestivore Sidestream Treatment System

    Ovivo - Digestivore Sidestream Treatment System

    The Digestivore Sidestream Treatment System is an innovative physical and biological process that allows wastewater treatment plants to thicken the waste activated sludge generated by the activated sludge system, while simultaneously removing ammonia present in the sidestream that has been generated by dewatering equipment.

  • Ovivo - Rotary Distributor Filter

    Ovivo - Rotary Distributor Filter

    The Ovivo rotary distributor filters screened and settled wastewater through a bed of rock or plastic to reduce the biological oxygen demand (BOD) to acceptable levels. Microorganisms attach to the media and consume the waste that contacts the surface as the liquid trickles through the media. Basic applications for rotary distributors include low and high rate trickling filter processes, but can be used for roughing, to...

  • Ovivo - Model MBR - Membrane Bioreactor Systems

    Ovivo - Model MBR - Membrane Bioreactor Systems

    Ovivo’s membrane bioreactor (MBR) systems have the best technology available and can meet the most stringent effluent nutrient limits in wastewater treatment and reuse applications. Ovivo will work with plant owners, operators and consultants in a variety of industries to apply our customized MBR technology to each unique wastewater treatment problem. With over three decades of MBR system experience, Ovivo has become the proven leader in...

  • Ovivo stormBLOX - Physical-chemical (P/C) Treatment Process

    Ovivo stormBLOX - Physical-chemical (P/C) Treatment Process

    The Ovivo stormBLOX Technology is a complete, membrane-based physical-chemical (P-C) treatment process designed to cost-effectively treat storm flows and reliably serve as emergency flow management in the event of biological process upsets. The technology is primarily intended to act as a secondary (side-stream) treatment and to complement biological processes (generally MBRs). It results in more reliable WWTP operation across a wide range of...

  • Municipal Wastewater - Mobile Systems

  • OVIVO microBLOX - Ready-to-Operate (RTO) - Membrane Bioreactor (MBR) System

    OVIVO microBLOX - Ready-to-Operate (RTO) - Membrane Bioreactor (MBR) System

    The Ovivo microBLOX™ membrane bioreactor (MBR) is a fully functional, compact and ready-to-operate system to treat wastewater across a wide range of applications. Designed and engineered to be simple to operate, units are factory assembled from fine screening up to and including UV disinfection (if desired). When compared against other MBR packages or conventional treatment packaged plants, microBLOX units are...

  • Municipal Wastewater - Sludge Handling

    Ovivo's vast experience in treating sludges from all types of municipal and industrial wastewater systems, in combination with our sludge handling equipment options can greatly improve the economics of plant operations. Ovivo can assess plant needs based on sludge output and provide a customized solution to optimize the cost of sludge disposal.

  • OVIVO - Model DAF - Dissolved Air Flotation Unit

    OVIVO - Model DAF - Dissolved Air Flotation Unit

    Ovivo has numerous DAF design options available, including “open end” saturation systems, which are based on sound technical grounds, skid mounted systems and submerged subnatant launder designs. The option of a shallow or tiered system is available where site constraints govern equipment layout. We offer DAF tank covers in steel, aluminum or fiber reinforced plastic (FRP) materials.

  • OVIVO - Sludge Thickener

    OVIVO - Sludge Thickener

    The Ovivo sludge thickener is designed to continuously produce as thick a sludge as possible from streams of sludge previously formed and collected in separate settling basins. Included with the thickener mechanism are Ovivo's durable heavy-duty drives. The drive is designed to handle the specified torque for 20 years of continuous operation, but we have seen drives still in operation after over 35 years of...

  • Municipal Wastewater - Clarification / Sedimentation

    Ovivo is synonynous with sedimentation, the mainstay process for liquid-solid separation. The range of settlement basin designs and sludge removal options available within our portfolio allow Ovivo to provide customized mechanisms suitable for any conceivable sedimentation application. We've seen it all and our experience can ensure that the right equipment is selected for your process requirements, whether it's for thickening or for primary, secondary or tertiary clarification.

  • Carrousel ProSet™ - Clarifier

    Carrousel ProSet™ - Clarifier

    Carrousel systems set the stage for achieving tight effluent limits. Combining the Carrousel system with the Carrousel ProSet™ clarifier with its rapid sludge withdrawal capabilities allows for removal of nutrients while quickly minimizing sludge denitrification (releasing phosphorus in the sludge blanket). Owners and engineers appreciate the innovative scum capture, visual access to RAS, and the ability to work on the clarifier drive...

  • OVIVO Enviroquip - Rapid Sludge Removal Clarifier

    OVIVO Enviroquip - Rapid Sludge Removal Clarifier

    The Enviroquip rapid sludge removal clarifier is unlike any other clarifier. Sludge is drawn from the floor using straight tubes, going directly into SludgeViewr troughs, which display the amount of sludge return from each tube. Furthermore, Ovivo's ScumTrappR influent well captures 95% of the floatables, eliminating the need for scum to travel the full surface of the clarifier, and our exclusive Jackbolt™ drive mechanism means there is no...

  • OVIVO - Spiral Blade Scraper Clarifier

    OVIVO - Spiral Blade Scraper Clarifier

    The Ovivo spiral blade scraper clarifier is designed for municipal wastewater, municipal drinking water and industrial wastewater treatment applications. It features rapid sludge removal by the action of spiral raking blades. Maximizing sludge concentration, providing low effluent suspended solids and efficient scum removal, this clarifier model is well adapted for primary and secondary clarification process. It is...

  • OVIVO - Suction Header Clarifier

    OVIVO - Suction Header Clarifier

    The Ovivo suction header clarifier is designed mainly for municipal wastewater treatment applications. It features rapid sludge removal by suction. Maximizing sludge concentration, providing low effluent suspended solids and efficient scum removal, this clarifier model is well adapted for primary and secondary clarification process. It can be offered as a bridge or column supported clarifier design.

  • Ovivo - Suction Pipe Clarifier

    Ovivo - Suction Pipe Clarifier

    The Ovivo suction pipe clarifier is designed for municipal wastewater treatment applications. It features rapid sludge removal by suction, using 'organ' pipes instead of a suction duct as in the Ovivo suction header clarifier model. Maximizing sludge concentration, providing low effluent suspended solids and efficient scum removal, this clarifier model is well adapted for primary and secondary...

  • Ovivo - Traveling Bridge Clarifier

    Ovivo - Traveling Bridge Clarifier

    The Ovivo traveling bridge clarifier consists of a bridge that spans the width of a rectangular reservoir and travels from one end of the tank to the other. A set of rake blades and squeegees suspended from the bridge collect settled solids on the tank bottom and/or surface of the water and deposits them in a sludge pocket at one end of the tank.

  • Municipal Wastewater - Sludge Treatment / Anaerobic Digestion

    Anaerobic digestion is the process for the reduction of sludge without the use of air or elemental oxygen. In anaerobic digestion, organic pollutants are converted by anaerobic micro-organisms to a gaseous product (including methane gas) that has the potential for reuse. It is a very low energy process, that produces a fraction of the waste sludge generated through aerobic biological processes. It is particularly recommended for treating wastewater which is high in soluble BOD and/or C

  • Eimix - Mechanical Sludge Mixers

    Eimix - Mechanical Sludge Mixers

    Anaerobic digestion is highly dependent upon effective sludge mixing. When tank contents are inadequately mixed, stratification occurs and the volume is not properly utilized. Ovivo's Eimix® sludge mixers are designed to provide powerful mixing without accumulating stringy or fibrous material. In addition, the use of reversing motors enables the mixer to pump sludge with equivalent capacity in both directions, which maximizes system...

  • Ovivo - Model LM - Vertical Linear Motion Mixer

    Ovivo - Model LM - Vertical Linear Motion Mixer

    LM™ mixer is designed to mix various sludge types in all anaerobic digestion applications, in order to achieve a homogeneous mixture in tanks, while using up to 70% less power than with conventional mixers. The LM™ mixer oscillating motion produces a flow pattern that approaches nearly isotropic (uniform) mixing without the turbulence intensity or vortices observed with rotary mixers.

  • Ovivo ULTRASTORE - Membrane Gasholder Covers

    Ovivo ULTRASTORE - Membrane Gasholder Covers

    Ultrastore™ membrane gasholders are a key ingredient in the development of waste-to-energy solutions that are becoming a big topic in municipal wastewater plants today. Every membrane solution supplied by Ovivo® is specifically engineered to meet customer needs. Our membrane gasholders are supplied in configurations that no other company or technology can approach.

  • Ovivo Sonolyzer - Ultrasound Sludge Disintegrator

    Ovivo Sonolyzer - Ultrasound Sludge Disintegrator

    The Sonolyzer™ Ultrasound Sludge Disintegrator technology is one of the most effective sludge reduction technologies available in the market. Ultrasound applied to water at high intensity and low-to-medium frequencies (20 to 35 kHz) generates cavitation, which is the rapid creation, growth and collapse by implosion of microscopic bubbles. This creates extreme mechanical shear forces that cause the disintegration of biomass in...

  • Ovivo - Steel Digester Covers

    Ovivo - Steel Digester Covers

    Ovivo provides a wide variety of steel digester covers: Fixed, Gasholder, Hydroseal or Buoyant. Our digester steel covers are radial beam designed to be erected quickly and efficiently on site and offer a rugged structural design. A thrust ring is installed at the periphery of each cover to absorb all loads without transmitting excessive forces to the concrete digester wall.

  • Municipal Wastewater - Headworks

    Headworks 'head of the works' or 'inlet works' of a sewage wastewater treatment plant, would generally incorporate a system of screens, filters, detritors and classifiers that effectively remove solids, grit and other debris from the influent wastewater. Regardless of industry, raw water must be treated before it can be used downstream. Ovivo's headworks/inlet works conditioning equipment ensure that even the most stringent screening, screening handling and grit removal requirements ar

  • Brackett Green - Model CF200 - Band Screen For Advanced Water

    Brackett Green - Model CF200 - Band Screen For Advanced Water

    Brackett Green CF200 band screens offer the highest screening efficiency due to our patented technology, which eliminates hair pinning. The central flow pattern is most effective in removing suspended solids from wastewater and removes the problem of 'carryover' found in other types of screens. Screenings are retained on the inside of the panels and are discharged by low pressure water jets. Our advanced design makes Brackett Green® band...

  • Brackett Green - Model CF100 - Band Screens For Advanced Water

    Brackett Green - Model CF100 - Band Screens For Advanced Water

    Screening is essential to many industries. Brackett Green CF100 band screens offer the highest screening efficiency due to our patented technology, which eliminates hair-pinning, with zero carryover. The free-standing unit uses a single motor, reducing power consumption and it's easy to install. Where screening to 2mm, 3mm or 5mm and flow requirements is from 50 to 1,500 L/s, CF100 band screens are your first choice in screening. We support channel...

  • Ovivo ENVIROQUIP - Single Rake Front Cleaning Bar Screen

    Ovivo ENVIROQUIP - Single Rake Front Cleaning Bar Screen

    Enviroquip single rake front cleaning bar screens are automatically controlled to remove debris from incoming wastewater. The simple, stainless steel, robust screen design can tolerate jammed objects, using a reciprocating rake to capture debris and move it upwards to a discharge chute. The screens have a variety of clear openings, a range of controls to customize screen operations, and all units are factory pre-tested for fast installation and...

  • Jones+Attwood Bache Classifier - Grit Washer

    Jones+Attwood Bache Classifier - Grit Washer

    The demand for cleaner and biodegradable waste products, with reduced odor is growing. The J+A Bache Classifier® grit washer is highly effective equipment for the separation of grit from foul organic solids. The grit/solids and water mixture is received from the primary grit separating system located either upstream or downstream from the screening plant.

  • Ovivo Jones+Attwood - Screw Classifier

    Ovivo Jones+Attwood - Screw Classifier

    The J+A screw classifier systems are free-standing units used for the separation of mineral grit from other types of solids. The screw classifier hopper maintains a water level through a series of weirs. A peripheral weir removes floating solids and a second weir positioned within the trough wall removes other solids that are lighter than grit. A hydrocyclone can be used to receive the flow and reduce the liquid delivered to the classifier,...

  • Jones+Attwood Crossflow - Grit Removal System

    Jones+Attwood Crossflow - Grit Removal System

    The J+A Crossflow™ grit removal unit is typically installed between medium and fine screens to capture abrasive material. It features a wide and shallow square collection tank with a series of vertical baffles to assist in the equal distribution of the flow entering the tank. This design forms a recessed circular sump. Solids accumulate herein and are transported by a scraper to a collection hopper.

  • Ovivo - Grit Collector

    Ovivo - Grit Collector

    Wastewater facilities that receive flows containing grit can be significantly impacted on operating costs, down time, maintenance resources, and can lead to unnecessary maintenance tasks, and in some cases, issues with permit compliance. The Ovivo Grit Collector is a cross flow grit system that utilizes a collector arm to move settled grit into a box for collection.

  • Ovivo - Stone Trap System

    Ovivo - Stone Trap System

    The Ovivo Stone Trap system removes small stones and rocks from screenings when water is used for screenings transport. If not removed, stones and rocks will result in premature wear of the screw mechanism used in screenings compaction and dewatering. Since water is used to transport screenings in many applications, such as with Ovivo's center flow and drum screens, the Stone Trap is...

  • Brackett Green - Single Entry Drums Screens

    Brackett Green - Single Entry Drums Screens

    Brackett Green single entry drums screens utilize a rack and pinion drive instead of the chains and rollers commonly used in other drum screens. The A-frame construction provides a light but rigid structure, ideal for seismic requirements. The patented mesh panels and full-contact seals ensure zero bypassing and complete retention and removal of screenings while eliminating hair-pinning or stapling. The units can handle flow rates up to 800...

  • Brackett Green - Model STS - Fine Screens

    Brackett Green - Model STS - Fine Screens

    Brackett Green STS fine screens offer the highest screening efficiency due to our patented technology, which eliminates hair pinning with zero carryover. The free-standing unit uses a single motor, reducing power consumption. Simple retrofits make it easy to replace outdated screens. Where screening to 2mm, 3mm or 5mm is required, flow varies from 50 to 1,500 L/s and channel are up to 9.70m deep with widths of 0.70m to 2.50m, those equipment are...

  • Jones+Attwood HI-FLOW - Screen for Flow Rates up to 3000 Liters Per Second

    Jones+Attwood HI-FLOW - Screen for Flow Rates up to 3000 Liters Per Second

    The highly efficient configurations of the J+A Hi-Flow™ screen exceed other screens on the market. The continuous band of screening panels are available in 2, 3, 5 or 6 mm perforations to accommodate a wide range of flows, water level and types of effluent. The total capture design has no carryover, and result in a 81% capture rate, with reduced overall headloss. A washwater system including internal rotating brushes remove solids and...

  • Jones+Attwood LO-FLOW™ - Screen For Flow Rates up to 120 Liters Per Second

    Jones+Attwood LO-FLOW™ - Screen For Flow Rates up to 120 Liters Per Second

    For screening applications in smaller works with flow ranges up to 120 l/sec, the J+A Lo-Flow™ screen is an ideal unit. In addition to having the same capture rate (81%) of our J+A Hi-Flow™ screen, a variety of screen sizes and screen panel apertures ranging from 2-6mm are available. Various built-in options can be installed on the unit to eliminate the need for secondary equipment and provide in-flow screenings, washing and...

  • Ovivo - Model Duet™ - Dual Aperture Drum Screen

    Ovivo - Model Duet™ - Dual Aperture Drum Screen

    With the growing popularity of finer screening to protect sensitive processes and downstream equipment, plants been installing two-stage fine screens. While this approach is beneficial, it can be costly. Ovivo® offers the ideal solution. The smaller footprint and lower operating costs of the dual aperture Duet™ screen combines a 3mm fine screen with a much finer mesh screen of 300-1800 microns, essentially making it two screens in one,...

  • Ovivo - Model Bongo Series - Single / Double Aperture Fine Screens

    Ovivo - Model Bongo Series - Single / Double Aperture Fine Screens

    With its Ovivo Bongo Series - Single/Double Aperture Fine Screens, Ovivo offers cost effective, flow-through design, fine screening for lower flows. While ideal for pre-membrane screening in wastewater treatment facilities, the equipment can also be used on any water intake or for pre-screening, when protection in the 300-1600 micron range is recommended. The dual aperture model suits flows up to 1.7 MGD, while the single aperture design deals with...

  • Brackett Green - Model MacerAcer - Screenings Conditioning and Dewatering System

    Brackett Green - Model MacerAcer - Screenings Conditioning and Dewatering System

    The Brackett Green MacerAcer screening package comes in three modular units. The first removes grit and macerates the material into 3/8' pieces. The second unit separates organic from inorganic material, reducing volume by 90%, and the third dewaters the screenings in centrifugal spin cycle. Reduction in volume means fewer trips to the landfill and lower transportation costs. Our range of models have processing capabilities of 2m3/hr to...

  • CopaSac - Modular Screening Technology

    CopaSac - Modular Screening Technology

    The Copasac screen is a modular screening technology that works down to 3mm using disposable sacks. Featuring a nose box installed directly into the flow path, solids are retained in the sack. The Copasac is so efficient at capturing and retaining solids, it is often used as a backup for a various applications such as filter arm protection on trickling filters and screening of final effluent. It's low cost and versatility make it an ideal addition to...

  • Jones+Attwood - Model Washpactor-Jet - Improved Raw Sewage Screening and Compaction System

    Jones+Attwood - Model Washpactor-Jet - Improved Raw Sewage Screening and Compaction System

    Screened solids must be washed prior to compaction in order to prevent bacteria and other contaminants from fouling dewatered waste products. The J+A Washpactor-Jet™ system is an improved raw sewage screening and compaction system that can handle capacities up to 24m3/hr. The screenings are discharged into a U-shaped, perforated sieve-like trough that drains the liquids out as the solids are moved through the machine via an Archimedean...

  • Ovivo - Screw Compactor

    Ovivo - Screw Compactor

    Available in 5 standard sizes the Ovivo Screw Compactor loading capacity ranges between 0.5 and 9.5 (M?/Hr) and launder flows up to 8.0l/s. It can receive flows from dry or water powered launders and incorporates a 9mm thick drainage trough for ruggedness and 6mm tapered holes for improved drainage.

  • Municipal Wastewater - Wastewater Reuse / Tertiary Filtration

    Ovivo is focused on the production of high quality water and on the sustainable, effective and reliable treatment of wastewater for industrial users and municipalities. We are committed to adding value to the water used, and to the treatment processes for reuse and recycling wherever possible, in order to save money and for the good of the environment.

  • Ovivo microBLOX - Membrane Bioreactor (MBR) Onsite Wastewater Treatment System

    Ovivo microBLOX - Membrane Bioreactor (MBR) Onsite Wastewater Treatment System

    The Ovivo  microBLOX™ membrane bioreactor (MBR) is a fully functional, compact and ready-to-operate system to treat wastewater across a wide range of applications. Designed and engineered to be simple to operate, units are factory assembled from fine screening up to and including UV disinfection (if desired). When compared against other MBR packages or conventional treatment packaged plants, microBLOX units...

  • Oil & Gas - Fresh Water Offshore

    Offshore platforms are increasingly pressured to operate in more remote locations and harsher environments, where a reliable supply of fresh water from shore or via bunkering tankers cannot be guaranteed. With on board typical storage capacities of around a week, if the fresh water maker is out of service, platforms face the prospect of having to de-man and the consequent loss of hydrocarbon production.

  • OVIVO Brackett Brieden - Automatic Backflushing Strainers

    OVIVO Brackett Brieden - Automatic Backflushing Strainers

    Ovivo Brackett Brieden automatic backflushing strainers provide continuous online filtration for a variety of industries, especially those located in remote or offshore locations. The fully automatic, self-cleaning strainer continually removes impurities from water using either our patented breathing element filter (for fibrous/sticky material) or a V-gap element filter. The strainers can be manufactured from a variety of materials and are in...

  • Ovivo - Model FWM Series - Fresh Water Maker

    Ovivo - Model FWM Series - Fresh Water Maker

    Fresh water makers are life support systems on oil platforms, FPSO's and FSO's, and need to be extremely reliable and robust with minimal operator intervention and maintenance. Ovivo offers a fresh water maker built around normal offshore engineering standards, materials of construction and manufactured with a standard compact and modularized design.

  • Ovivo - Media Filtration Systems

    Ovivo - Media Filtration Systems

    Ovivo Media Filtration technology comprises of a pressure vessel, media, distribution and collection headers. Typicall filtration flow is down through the media bed, but Ovivo can offer other configurations, given the applciation. We offer a complete line of robust, industry standard, proven equipment. Multi-media filtration delivers high quality water at higher flowrates,when compared to a traditional sand filter.

  • Oil & Gas - Produced Water Primary Treatment

    Produced water from the crude oil separation train typically contains 500 - 2000 mg/l of free oil. The first step in produced water processing is to reduce the solids content, followed by the reduction of the oil content to below 500 mg/l by gravity separation using desanding, liquid-liquid separation, skimming or corrugated plate interceptors. Our equipment targets specific oil droplet size, producing smaller and smaller droplets as the liquid progresses through the treatment process.

  • Ovivo - Model SEP - CPI Units

    Ovivo - Model SEP - CPI Units

    Ovivo SEP™ CPI units provide oil and water separation for a multitude of industrial wastewater. The unit is designed to remove all free oil from contaminated streams to comply with the most stringent of discharge requirements. Typically, no more than 5mg/l of oil will remain, with no visible sheen.

  • Ovivo SPIN - Model LLH - Liquid-Liquid Hydrocyclones

    Ovivo SPIN - Model LLH - Liquid-Liquid Hydrocyclones

    Ovivo SpinM LLH de-oiling hydrocyclones are very effective in removing dispersed oil. They are excellent coalescing devices and are effective primary treating equipment. When compared to corrugated plate interceptors (CPI) and skimmers, Ovivo Spin LLH systems offer comparable capacity but higher separation efficiency, in a more compact footprint. Ovivo's de-oiling hydrocyclones...

  • Ovivo Skim - Skimmer Systems

    Ovivo Skim - Skimmer Systems

    The OVIVO Skim skimmer technology provides an economical way to remove the bulk of dispersed oil and solids within a liquid. Ovivo has designed vertical and compact models, well suited for offshore installations, in addition to our standard horizontal designs. The equipment can be adapted to serve as a produced-water degassing vessel. Our range of skimmers have been designed around...

  • Oil & Gas - Produced Water Secondary Treatment

    Induced Gas Flotation (IGF) units are used primarily for secondary treatment of processed water. Ovivo offers vertical IGF units suitable for offshore platforms, where deck space is at a premium, and multi-cell horizontal IGF units, commonly used for onshore installations but can be adapted for offshore application if required.

  • Ovivo-Float - Model IGF - Induced Gas Flotation Units

    Ovivo-Float - Model IGF - Induced Gas Flotation Units

    In many upstream installations, particularly offshore, a secondary treatment step serves as the final treatment stage when discharges of 20-29 ppm of free oil content are permissible. Our freestanding Ovivo Float IGF units achieve this goal by introducing gas bubbles into the wastewater stream via a series of eductors. The gas bubbles lift the entrained oil and solids, which are...

  • Petrochemical - Raw Water Intake

    Surface water is used for broad purposes such as for municipal drinking water, or industries for make-up and cooling (Desalination, Energy, Land Drainage, Irrigation, Hydropower, Oil & Gas, Petrochemical). Ovivo's passive and mechanically cleaned screens and fish protection equipment are designed to meet the challenges for the design of suitable intakes. Ovivo performance enhancing equipment is also available for downstream, finer filtration and on-line removal of scaling and fouli

  • Ovivo Brackett Green - Static Screen

    Ovivo Brackett Green - Static Screen

    Brackett Green static screens are used in a variety of applications and industries due to their simple, yet efficient design. The framed wire mesh structure includes a debris pan on the lower cross member. Mesh size, screen size and construction material is customized to meet specific plant criteria. The screens can be temporarily lowered into a channel to continue screening while upstream screens are being cleaned or they can become permanent...

  • Brackett Green - Straight Through Traveling Band Screens

    Brackett Green - Straight Through Traveling Band Screens

    Brackett Green straight through traveling band screens can be installed as a single system or as part of a two or three-stage system for raw water intakes, where continuous and efficient methods of removing floating and suspended solids are required to protect pumps, heat exchangers and other critical equipment. Mesh aperture sizes can vary from 1.5mm to 10mm.

  • Ovivo Brackett Green - Dual Flow Traveling Band Screens

    Ovivo Brackett Green - Dual Flow Traveling Band Screens

    Ovivo is proud to announce the latest development of the proven Brackett Green dual flow bandscreen, which has become the global reference design for the screening of large power and industrial water intakes. The newly re-engineered and optimized design is the result of over 100 years of experience and know-how while retaining the field-proven performance of the Brackett Green brand that you have learn to expect.

  • Ovivo Brackett Green - Cable Hauled Raking Screen

    Ovivo Brackett Green - Cable Hauled Raking Screen

    With a standard lifting capacity of 500kg and the ability to clean screens up to 5m deep, in channels between 10m and 30m wide, the Brackett Green® cable hauled raking screen is ideal for large capacity coarse screens. The raking machine is deck-mounted and incorporates lifting and pivoting drive units which operate the rake skip carriage. The raking machine is capable of servicing many bar screens or it can be dedicated to cleaning just...

  • Ovivo - Fish Guidance System – Sound Projector Arrays

    Ovivo - Fish Guidance System – Sound Projector Arrays

    Ovivo Fish Guidance System - Sound Projector Arrays is based on the latest SILASTM(Synchronized Intense Light and Sound) technology. It is designed specifically for large scale water intakes, but is suitable for any intake type including retrofit on marine and freshwater. The SILAS system uses a combination of flashing intense light and an acoustic sound fields that provide sensory stimulus to the fish, which...

  • Petrochemical - Heat Exchanger / Condenser Optimisation

    Power Plants are amongst the largest users of water. Water type, quality and volume of water taken into a plant has an enormous impact on its operation as well as on our environment. Water is predominantly used for plant cooling purposes, in heat exchangers and condensers. The presence of debris, salts and minerals, has negative impacts on plant performance, operating and maintenance costs. Ovivo offers some of the world's best technologies and expertise in this field.

  • Ovivo Brackett Green - Automatic Tube Cleaning System

    Ovivo Brackett Green - Automatic Tube Cleaning System

    Removing scale from heat exchangers and condenser tubes is costly and labor-intensive. The productivity lost during such downtime can never be recovered. The Brackett Green automatic tube cleaning system (ATCS) eliminates maintenance costs associated with chemical/offline cleaning. By injecting appropriately sized elastomer balls into the tubes, the ATCS wipes them clean of deposits. This simple system improves plant performance; increases...

  • Brackett Green - Debris Filters

    Brackett Green - Debris Filters

    Most power plants employ extensive pre-screening at cooling water intakes. Despite this, additional filtration may be required at locations where the cooling water is loaded with heavy debris and marine life. Brackett Green® debris filters provide a vital line of defense related to common problems found downstream of pumps, and prevents such debris from entering into the heat exchanger or condenser by efficiently intercepting and removing...

  • Power - Cooling Water Treatment

  • Brackett Green - Continuous Chain Raked Bar Screens

    Brackett Green - Continuous Chain Raked Bar Screens

    The Brackett Green® continuous chain raked bar screen (CCRBS) is used mainly on coarse screening of sewage or raw water intake. The unit is fixed on guide angles mounted to the vertical sides of the civil works. Horizontal raking beams (with teeth) move up the bars using two continuous chains, to a debris plate where a wiper dislodges the debris from the raking beam into a discharge chute. The number of raking beams depends on the amount of...

  • Brackett Green - Dual Flow Travelling Band Screens

    Brackett Green - Dual Flow Travelling Band Screens

    Ovivo is proud to announce the latest development of the proven Brackett Green® dual flow bandscreen, which has become the global reference design for the screening of large power and industrial water intakes. The newly re-engineered and optimized design is the result of over 100 years of experience and know-how while retaining the field-proven performance of the Brackett Green brand that you have learn to expect.

  • Brackett Green - StopGate and Bar Screens

    Brackett Green - StopGate and Bar Screens

    Brackett Green StopGates™ modules are typically installed at the bottom of an intake channel, attached to either the apron wall or stacked on top of other modules so the gate extends above deck level. Anchor plate guides are embedded into the concrete and a purpose-designed lifting beam is provided for raising or lowering the gate modules. Each steel gate has neoprene edge seals and is coated with a corrosion protection barrier, suitable...

  • Ovivo - Fish Guidance System – Bio Acoustic Fish Fence (BAFF)

    Ovivo - Fish Guidance System – Bio Acoustic Fish Fence (BAFF)

    Ovivo Fish Guidance System - Bio Acoustic Fish Fence (BAFF) uses a combination of sensory stimuli that produces a linear barrier, guiding fish away from the point of water collection. Customized sound signals, directional strobe lighting and an air bubble curtain provide directional control. Ovivo designed the BAFF system to comply with UK Best Practice recommendations and US legislation, helping our customers to...

  • Brackett Green - Dual Flow Traveling Band Screens

    Brackett Green - Dual Flow Traveling Band Screens

    Brackett Green Dual Flow Traveling Band Screens are compliant with most of the new Environmental Protection Regulation around the world including the US’s EPA 316(b) with the highest debris-capture ratios in the industry. With over 200 years of industry experience, Ovivo can custom design for your specific application, and optimize your overall treatment solution. Recently re-designed, the traveling band screens can be installed as a...

  • Ovivo Brackett Green - Bar Screens

    Ovivo Brackett Green - Bar Screens

    Ovivo Brackett Bosker automatic raking machines, Brackett Green bar screens and trash rakes are the first line of defense in your raw water intake protection. The bar screen robust structure is specifically designed to fit within your existing system and allows for full penetration of the tines to keep large debris from entering your plant, which can damage critical equipment downstream, such as pumps, fine screens or filters.

  • Brackett Green - Fixed Bar Screen

    Brackett Green - Fixed Bar Screen

    The Brackett Green® fixed bar screen's supporting structure is attached to the civil works and can be utilized as either a permanent or temporary solution to meet specific plant conditions, whether it's an influx of process water due to seasonal storms or screening a channel with low debris levels. The screen bars can be spaced between 10mm to 300mm (1/2' to 12') apart and are designed to withstand varying differential heads.

  • Municipal Drinking Water - Clarification / Sedimentation

    Ovivo is synonynous with sedimentation, the mainstay process for liquid-solid separation. The range of settlement basin designs and sludge removal options available within our portfolio allow Ovivo to provide customized mechanisms suitable for any conceivable sedimentation application. We've seen it all and our experience can ensure that the right equipment is selected for your process requirements, whether it's for thickening or for primary, secondary or tertiary clarification.

  • Ovivo Enviroquip - Solids Contact Clarifier

    Ovivo Enviroquip - Solids Contact Clarifier

    The Enviroquip solids contact clarifier is a high rate, vertical flow treating unit combining chemical mixing, flocculation, coagulation, settling and clarification, in a single circular tank. Typical applications include: lime softening, color removal and turbidity removal.

  • Ovivo - Bridge Supported Clarifier Units

    Ovivo - Bridge Supported Clarifier Units

    Ovivo bridge supported clarifier units have their sludge removal system hanging from a structural bridge spanning the tank. Wastewater enters through a side feed pipe into the center feedwell. The feedwell boosts flocculation of the suspended solids, which flow out into the clarifier to create a sludge blanket on the tank bottom. Rotating rake arms can be equipped with plow blades, spiral blades or suction ducts to remove the sludge, while a...

  • Ovivo - Plow Blade Scraper Clarifier

    Ovivo - Plow Blade Scraper Clarifier

    The Ovivo plow blade scraper clarifier is designed mainly for municipal wastewater treatment applications. It features grit and sludge removal via rake blades and efficient scum removal. This model can be used for primary or secondary clarification processes and is available in bridge or column supported clarifier designs.

  • EWT Trac-Vac - Sludge Collector

    EWT Trac-Vac - Sludge Collector

    The low profile TRAC-VAC sludge collector is ideally suited to remove accumulated solids from sedimentation basins, regardless the flow rate or deposit patterns. It can clean areas up to 25' wide and 200' long. The pneumatic drive assembly is programmable, offering flexibility for determining the speed and frequency of cleaning.

  • Ovivo FlexKlear - Plate Settler

    Ovivo FlexKlear - Plate Settler

    Ovivo FlexKlear plate settler is an inclined plate settler system used for clarification of water. Suspended solids settle, agglomerate and flow down the sloped plate surfaces while clear water is conducted upwards, which greatly accelerates the production of clear water and flow throughout the basin, in addition to increasing performance downstream. This technology is cost-effective since it compacts large...

  • Ovivo - Reactor Clarifier - Solids Contact Clarifier

    Ovivo - Reactor Clarifier - Solids Contact Clarifier

    The Ovivo Reactor Clarifier Solids Contact Clarifiers are high rate vertical flow units combining chemical mixing, flocculation, coagulation settling and clarification in a single circular tank. Applications may include: lime softening, color removal and turbidity removal in drinking water treatment. Ovivo also has an extensive knowledge and experience in the application of this technology to Oil and...

Products by Spiral Engineering

  • Shafted Spiral Conveyor

    Shafted Spiral Conveyor

    Shaftless spiral conveyors are the best way to transport sticky and sludgy materials.  Versatile and economical, they are simple and trouble-free.

  • Shafted Spiral Conveyor

    Shafted Spiral Conveyor

    Shafted spiral screw conveyors have been used for conveying bulk material since the industrial revolution. Simple, economical and reliable, this old principle invented by Archimedes is still the best way to transport free-flowing materials.

  • Spiral Screw Press

    Spiral Screw Press

    The Spiral Press is composed of a shaftless spiral screw that conveys material in a pressing zone for compacting and dewatering. The spiral screw applies pressure within the press zone which is enclosed in a wedge wire basket. Material is retained at the end by a press door using weights, spring hinges or cylinders. Presses are inclined installations and have a drainage zone for extracted water.

  • Compactor

    Compactor

    The Spiral Compactor is composed of a shafted spiral screw that conveys material in the compaction area. The spiral screw applies strong pressure within the compaction zone, pushing the material into a friction pipe. The end of the spiral shaft is supported by compacted material. Some models also have a drainage zone to extract water. The Compact Solution.

  • Spiral Mixers and Agitators

    Spiral Mixers and Agitators

    Spiral Mixers are ideal for dry materials or material with substantial liquid contents. Rapid and gentle fine mixing of small percentages of ingredients with bulk material is achieved with one or two spiral of type paddle or ribbon. Operation is clean and dust-free, and ensures a continuous thorough tumbling for a homogeneous mixing.

  • Spiral Sand Separator

    Spiral Sand Separator

    The Spiral Sand Separator is designed to collect grit or other types of heavier sediment particles and separate them from water and organic material. Water to be cleaned passes through the charging inlet and is let into the decantation hopper, where an underflow baffle will create an even laminar flow for the sedimentation of solid particles. The shaftless spiral screw will transport the washed sediment sand at a low speed of rotation to a collection...

  • Replacement Spirals

    Replacement Spirals

    Archimedes was a mathematician and an inventor from Ancient Greece. He left his mark on his era with such inventions as the catapult, the lever and the screw. Archimedes was able to show that when a screw turns in a cylinder, it transports the material in front of it. This proven principle leads to a trouble free design which can transport slushy and sticky material with ease. Over the past years, SPIRALENGINEERING has refined and optimized the...