gravity sand filter Articles

  • Gravity self-backwashing filters

    The filtration of make-up and side-stream water in closed cooling circuits, operated through cooling towers, is a fundamental step to ensure safe and continuous operations in a power plant. Water - required in large amounts for this application - should not be wasted, and the potential damages deriving from a poor treatment must be avoided at all cost. BONO ARTES has developed a technical ...


    By Artes Ingegneria SpA

  • Seven Ways Your Facility Isn’t Meeting Effluent Regulations and How to Solve Them

    Whether you own, operate, or help manage a municipal or industrial facility that deals with wastewater, it’s important to understand how wastewater treatment can play a significant role in the overall health of your business, especially when it comes to meeting effluent regulations. This is an important part of the wastewater treatment process to consider, as ignoring it could earn your ...


    By SAMCO Technologies, Inc.

  • 100 Simple Ways To Save Water

    To improve water conservation install a rain sensor, it turns off your irrigation when it rains. Use a weather-based controller. The use of smart controllers can reduce water usage 24% a year on average. Learn about available rebate programs ...


    By Jain Irrigation, Inc

  • Traditional and novel reservoir management techniques to enhance water quality for subsequent potable water treatment

    Thames Water treats approximately 2800Ml/d of water originating mainly from the lowland rivers Thames and Lee for supply to over 7.3 million customers, principally in the cities of London and Oxford. Traditionally, for London, water treatment has consisted of abstraction (pumping water from the rivers Thames and Lee), theoretical storage for 30–80 days in deep reservoirs, two stage filtration ...


    By IWA Publishing

  • Nova Scotia - Communal Development case study

    Site: Voyager Lakes Development Location: Nova Scotia, Canada “Unique” and “Visionary” are terms that have been used to describe the new equestrian oriented Voyageur Lakes development outside Halifax, Nova Scotia. Voyageur Lakes is a mixed-use development that includes, residential homesites, shops and at the heart of the development an Equestrian Center. ...


    By Quanics Incorporated

  • Deepwell injection

    Project profile: BP Chemicals DATA: End User: BP Chemicals Location: Lima, Ohio Commissioned: November 2000 Units: (2) FDB-64P Hydromation, Deep Bed Filter Flow Rate: 1,300 gpm Process: Solids removal prior to deep well disposal ...


    By Filtra Systems

  • Mine backfill

    Mine backfill is defined as the material used to fill the cavities (i.e., stopes) created by underground mining. Backfilling can be a means to dispose of sludge and/ or tailings which may contain hazardous materials and to reduce surface environmental impacts by storing tailings underground. Alternately, backfilling with nonhazardous materials can allow for mining productivity improvements. To ...


    By WesTech Engineering, Inc.

  • Loch Turret water treatment works

    Actiflo® high rate sand ballasted clarification & multiflo lamella sludge thickening plant The Loch Turret upgrade was the largest drinking water project for Scottish Water in the latest investment period. The scheme was taken over in 2010 and is delivers approx 85 million litres of drinking water per day The Client Scottish Water is the UK's fourth largest ...


  • Waste Water Recycle/Reuse Project (Tap Water) – Phuket, Thailand

    Producing high quality water from Municipality Waste Warer in Phuket Thailand a famous Tourists Destination. W.O.G Group has been awarded a Waste Water Recycle/Reuse Project by Patong Municipality, Phuket, Thailand to increase municipal water supply in Phuket. CLIENT’S OBJECTIVE: To treat sewage water (25 MLD) to the same quality standards as that supplied by the ...


    By WOG Technologies Inc.

  • Balmore WTW extension and upgrade, United Kingdom

    Scottish Water 455 MLD The Client Scottish Water is the UK's fourth largest water utility, responsible for the whole of Scotland and islands around the Scottish coast, including the major cities of Glasgow, Edinburgh and Aberdeen. The Client's Needs Balmore site had been in operation since 1971, consisting of ...


  • Creative skimmer solution endures environment and reduces costs

    WCI Steel, a steel manufacturer in Warren, Ohio, needed an uncommon solution to a fairly common problem - removing grease and other contaminants from their outdoor circulating water system. They turned to Abanaki Corporation, Oil Skimmer Division in Chagrin Falls, Ohio for the answer. Each week, WCI Steel uses 200 gallons of grease on a roll out table to keep steel slabs from rolling off the ...


    By Abanaki Corporation

  • Advanced Filtration Media (AFM): Clean Water Market Analysis

    Executive Summary This report has been prepared by Entec to provide a market assessment of the application of AFM (Advanced Filtration Media) for potable water treatment. The work has been carried out on behalf of BREWEB, the Environmental Body of the Building Research Establishment and Dryden Aqua Limited, the developers of AFM. AFM is a high quality product that has been developed as ...

  • Blairlinnans WTW, Scottish Water, 91 MLD

    The Client Scottish Water is the UK's fourth largest water utility. They are responsible for the whole of Scotland and islands around the Scottish coast, including the major cities of Glasgow, Edinburgh and Aberdeen. The Client's Needs Scottish Water required a new water treatment works in the Glasgow area to meet revised water quality standards, particularly ...


  • Grease skimmer conquers the most demanding interceptor pit

    North Star Steel, a seamless pipe mini-mill in Youngstown, Ohio, needed a cost-effective, low maintenance solution to oil and grease contamination of their descaling water system, including the sand beds filtering this circulating water. During a day's operation, up to 100 gallons of oil and grease from open gears, drive chains, bearings and other sources get washed into wastewater flumes by ...


    By Abanaki Corporation

  • Methods of Water Purification

    This article is excerpted from 'Pure Water Handbook' published by Osmonics®, Inc. of Minnetonka, Minnesota USA and is printed with permission of Osmonics, Inc. Water treatment can be defined as any procedure or method used to alter the chemical composition or natural 'behavior' of a water supply. Water supplies are classified as either surface water or groundwater. The majority of public or ...

  • Wastewater Solutions for a hospital in Libya case study

    Continuing the trend of significant growth in Libya for WPL Ltd and El Zulal, the most recent development has been to provide wastewater treatment solutions for a hospital near Ubari. These facilities were provided as part of a co-operation project between El Zulal and the Libyan Government. El Zulal are the local expert distributors and installers for WPL's ...


    By WPL Ltd

  • Dependable Pretreatment for UF Membrane Water Treatment System

    Lake Forest is a small upper class community along the west shore of Lake Michigan about 35 miles north of downtown Chicago, IL. In 1890 a group of residents started the Lake Forest Water Company on the present site to provide water for the residents of the community. Prior to the spring of 2004, the Lake Forest Water Plant provided traditional water treatment. Coagulating chemicals were added to ...

  • Industrial Skid Mounted Filtration System, USA

    INTRODUCTION In April 2013, Pure Aqua successfully manufactured and supplied to a major wastewater treatment site in the USA with a skid mounted twin alternating multi-media water filtration system to remove suspended solids from well water. The multi-media filtration system comes complete ...


    By Pure Aqua, Inc.

  • Inetgrated Planning for Wastewater Treatment and Recycling for a Small Community Development

    ABSTRACTIntegrated water resources planning was conducted for Olowalu Town, a proposed development in western Maui, Hawaii. Total water needs, which can be supplied by a combination of diverted surface water, well water, recycled water and captured stormwater, are estimated at between 1 and 2 mgd. The Olowalu development will generate approximately 0.5 million gallons per day (mgd) of municipal ...

  • Case study - Daphne utilities water reclamation facility

    With significant TSS and BOD reductions from their Salsnes Filter system, Daphne Utilities has restored previously lost plant capacity. More than that, loading reductions have cut back aerator maintenance and lowered energy consumption of blowers. Project Background Daphne Utilities, situated on the eastern shore of Mobile Bay in Alabama, provides water, sewer and natural ...

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