Screw Pumps Articles

  • High temperature pneumatic conveyance solution - Case Study

    Overview A North American catalyst supplier was experiencing excess leakage from the dual 18" rotary airlock valve series in their dilute phase pneumatic conveyance system supporting a high temperature alumina application. The Problem The client's high temperature industrial process was frequently disrupted by excess wear to the adjustable shoe on the end of ...


    By Wm. W. Meyer & Sons, Inc.

  • Meyer Screw Pump provides extended valve life

    A New Jersey based asphalt company approached Wm. W. Meyer & Sons seeking a solution to an issue they were having with a competitor’s airlock ability to hold a seal. The valve was lined with ceramic tiles and was supposed to have a one-year lifetime in that particular system. Unfortunately, the asphalt company realized the valves were only lasting 5-6 months at the most. The limited ...


    By Wm. W. Meyer & Sons, Inc.

  • Learn about Meyer’s Screw Pump qualities - valve life extender

    Meyer Screw Pump Provides Extended Valve Life A New Jersey based asphalt company approached Wm. W. Meyer & Sons seeking a solution to an issue they were having with a competitor’s airlock ability to hold a seal. The valve was lined with ceramic tiles and was supposed to have a one-year lifetime in that particular system. Unfortunately, the asphalt company realized the valves were ...


    By Wm. W. Meyer & Sons, Inc.

  • Contact-free indirect measurement

    The non-contact mode of measurement is very interesting for hygienic applications in the food-, pharmaceutical- and cosmetics industry, as well as for industrial applications with thick, adhesive and solid containing liquids. Experience has shown that conventional volumetric flow meters quickly come to their limit, while other measuring procedures are often very complex and/or are not suitable ...


    By Lutz Pumpen GmbH

  • Is Waste Going to be Our Apocalypse Without a Noah’s Ark to Save Us?

    Human beings have been dumping waste in water, including the ocean, since before the Agricultural Age. The Industrial Age brought with it new materials to dump, chemical wastes and by-products. Some materials are dumped into rivers and find their way to the ocean by running downstream. Other materials are dumped directly into the ocean from boats. Plastic is a harmful pollutant that does not ...


    By ABCOV Companies , LLC

  • Drilling decanter centrifuge business in America

    KOSUN, as a professional oilfield solid control equipment manufacturer, has a pleasure of offering you drilling mud cleaners at reasonable prices. It also gives waste management equipment, such as vertical centrifuge, high G dryer and screw pump. A decanter centrifuge can make drilling cuttings or ...


  • Screw Pumps Stockholm - Case Study

    The order for renovating three screw pumps is not remarkable, but the location of Danviken Pump station however is unique: in a cave in the middle of the city of Stockholm, near the Royal Palace and City Hall. Landustrie installed three screw pumps with a diameter of 2.60 meter. Screw length 9.9 m - capacity 9720 m3/h - power 160 kW. The screw pumps are supplied with eco-friendy ...


    By Landustrie Sneek BV

  • Pumps for bitumen and wax

    Moving and processing petroleum-based products involves special challenges. Pumps used in this activity must be capable of moving liquids that have very good lubricating properties as well as liquids containing abrasive components. Depending on the particular process step, high discharge pressure or high capacity may be needed. Finally, viscosity of the pumped liquid can vary from finished, ...


    By ALLWEILER GmbH

  • Pumps used during tunnel construction: Long service life is crucial

    "Years of reliability is our first priority," according to engineer Albert Feisst, the director of liquid engineering who is responsible for all pumps used in Herrenknecht AG tunnel boring machines. Headquartered in southwest Germany, Herrenknecht is a global market leader in its industry. For more than 30 years, pumps from Allweiler AG have played a key role in these machines. Some tunnel boring ...


    By ALLWEILER GmbH

  • Flexibility is key: Screw pumps in oil-supply systems

    Flender AG, a subsidiary of Siemens AG, has been using screw pumps from Allweiler AG for more than 25 years. Flender’s plant in Voerde, Germany (in the industrialized Ruhr region) manufactures gear units for extruder systems and vertical mills. The pumps supply the gear units with oil that is needed both for lubrication and for cooling. Large vertical mills require as much as 2000 l/min in ...


    By ALLWEILER GmbH

  • Is Your Trailer Pump Impeller Installed Correctly?

    Over the years trailer pumps get modified, parts get replaced and sometimes one of those parts is a new impeller. Here are some tips for inspection, removal and installation to make sure your impeller gets installed correctly. IMPELLER ROTATION AND ASSEMBLY INSPECTION To avoid expensive repairs and downtime, take a minute and verify that your impeller is rotating in the right ...


    By SRS Crisafulli, Inc.

  • Art or Science?

    The choice between dilute phase pneumatic conveying and flexible screw conveying is not always clear Everyone has rules of thumb when it comes to choosing a conveying system — rules based on bulk material characteristics, required flow rates and distances, source and destination, plant configuration, and other variables. But those with experience in all types of systems will tell ...


    By Flexicon Corporation

  • Mono on the move with sintec

    Mono’s Widethroat W range pump forms an essential part of Sintec’s mobile system by pumping the thicker groutmixes more quickly and efficiently. Once the mobile system is in-situ and drilling of an exploratory hole is almost complete, a mixer combines the bentonite/cement grouts to form bentonite slurry. This is then transferred by the W Range pump to the holdingtank ready for injection into the ...

  • Mono’s pet project at c&d foods

    Four SW042 progressing cavity pumps are fitted on the production line; two are fixed in the extrusion lines and another two are mounted on mobile trolleys. At the beginning and end of each extrusion cycle, if the purée is not of the correct consistency for packing or sale, it is extruded into the extended hopper of the mobile pump and then wheeled to the fixed pump where the purée is transferred ...

  • Long term performance for mono nov at parripak foods

    Parripak Foods supplies whole, peeled, julienne or purée vegetables to manufacturers of the chilled section ofready made meals, soups, sauces and dips. This means the company needs versatile pumping equipment, effective at handling many different products. The Mono Widethroat pump is designed to transfer highly viscous or bulky materials such as fruit and vegetablewaste slurries and is ...

  • Potential refill solutions for the food and non-food retail sectors – feasibility study

    Refill systems have the potential to significantly reduce both retail packaging waste and product waste. This favours the selection of high volume products that show significant potential weight savings. Such systems involve the initial sale of products in a dispensing container such as a trigger spray or a pump dispenser, with customers encouraged to purchase a simple container to refill the ...

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