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Water Treatment

Purified water delivered trouble-free

Veolia Water Solutions & Technologies   PURA is a standardized, pre-validated generation system for purified water for flowrates up to 6 m3/h (26 gal/min). Each package is complete with a multipurpose tank, reverse osmosis (RO) unit, polishing treatment with continuous…

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Optimizing Biological Water Treatment in Petroleum Refining

Wastewater streams from petroleum refineries present some of the largest ranges of variation in contaminant loadings and contain some of the toughest contaminant profiles to treat. These factors render the wastewater treatment processes difficult to control. The most challenging area…

BASF to acquire ultrafiltration specialist inge watertechnologies AG

BASF SE (Ludwigshafen, Germany; www.basf.com) has signed an agreement with the investor group of inge watertechnologies AG (Greifenberg, Germany; www.inge.ag) to acquire the company and its ultrafiltration membrane business. “This transaction is an important step in strengthening BASF’s technology and…

Biodegradation and Testing of Scale Inhibitors

Water systems are common in the chemical process industries (CPI). Mixing, heating, concentrating and evaporating water in these systems will often result in an accumulation of inorganic scale, which can markedly decrease process-system efficiency. Scale inhibitors are chemical substances that,…

Operating Wastewater-Treatment Plants with this IT Service

Aquatrend is a plant monitoring service that puts a water treatment expert on the customer’s team to help plant engineers to operate water-treatment facilities. First, the company’s specialists work with customer’s plant engineering team to perform a detailed audit of…

Reduce energy costs using this RO high-pressure pump

ITT The high-pressure feed pump is an integral part of the reverse osmosis (RO) process. The new Model 3393 high-pressure ring section pump (photo) is capable of delivering 150 to 3,100 gal/min of feedwater (34 m3/h to 700 m3/h) depending…

This cooling-water treatment covers more water conditions

GenGard 8000 is the latest offering from this company’s GenGard family of cooling-water treatment technology. The new version of the product has expanded its capability to handle a wider range of pH values for cooling water, including neutral to alkaline…

Water Environment Federation’s Annual Technical Exhibition and Conference

Held at McCormick Place (Chicago, Ill.) October 18 – 22, the Water Environment Federation’s (WEF; Alexandria, Va.) Annual Technical Exhibition and Conference, WEFTEC 08, promises water quality education, training and access to cutting-edge technologies. With an attendence of over 20,000…

This pressurized ultrafiltration module is the largest

Dow Water & Process Solutions Designed with increased area and length to yield cost savings on system design and fabrication, the new Ultrafiltration SFP-2880 (photo) is the largest pressurized ultrafiltration module on the market, says the manufacturer. Ideal for a…

Energy-saving decanters for dewatering of sludge

With the new generation of sludgeforce decanters, the energy consumption has been reduced to 0.7 kWh/m3 compared to 1.3–1.5 kWh/m3 required by conventional decanters. This achievement has been made possible by design changes, such as constructing the machine for extreme…