Wisconsin Shaping Water Treatment
Water & Wastes Digest
May 2005
By Tom Bunker, Mark White and Scott Lenhardt
Racine WTP opted for membranes because of their ability to provide an extra barrier against waterborne pathogens to the 110,000 people served by the plant.
Finding a Sweet Result
Water & Wastes Digest
October 2003
David Pearson
A new membrane filtration system manufactured by PCI Membrane Systems, Inc. allowed National Raisin Co. of Fowler, Calif., to not only cut their wastewater costs, but they have also opened up a potentially lucrative source of income.
Metals Plant Needs High-Purity Water
Water Quality Products
July 2003
Crown Solutions, Inc.
Dayton Progress Corp.'s focus has been on manufacturing metal punches, punch blanks and metal stamping tools. It also would take experienced water treatment professionals to ensure that the proper quality water was used in each process. That is why it relied on Crown Solutions, Inc. to manage the point-of-use (POU) and point-of-entry (POE) water treatment for each of its manufacturing processes that required water.
Arsenic Overview Series - Part 3
WaterInfoCenter
January-December 2003
Sherry Odom
In addition to officially sponsored research projects being performed throughout the world (see Section V for more information on research), many universities, government organizations and industry professionals are active in providing solutions to this issue. The following papers have been presented on arsenic treatment, health effects or policy issues at various tradeshows and conferences throughout the United States.
Membranes: Fouling & Cleaning
Water Quality Products
May 2002
Bjarne Nicolaisen
Membrane technology offers the possibility of managing total water resources. The spiral wound membrane element configuration is the most widely used due to its high packing density and relatively low price. This article will describe some technological advances in the area of innovative new membranes and application concepts for spiral wound membrane elements.
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Production of High Purity Water From Seawater
Water Quality Products
March 2002
Contributed by Ted Prato, Erik Schoepke, Lance Etchison, Tom O’Brien, Brian Hernon and Kit Perry, I
The Diablo Canyon Power Plant at Avila Beach in California utilizes seawater for both cooling water and makeup water for steam generation. Ionics, Inc., Watertown, Mass., designed and built and now operates a complete water treatment system serving the high-purity water needs of this power plant. Over the past eight years, the seawater treatment section has demonstrated excellent long-term performance as a result of strong design, consistent maintenance and qualified operators.
Ultrafiltration
Water Quality Products
December 2000
Mike Sadar
Ultrafiltration (UF) rapidly is becoming a common and practical method of preparing pure water that is free of particulate matter.
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Teamwork Provides Water Recovery/Waste Dehydration Process Success
Water Engineering & Management
July 2000
Andrew Starzecki
Goulston Technologies has practiced evaporator techniques over four years to separate water from oil and surfactant mixture. A joint development effort was pursued with a local company, Recovery Technologies Corporation (RTC), Charlotte, N.C., to take the evaporation process one step further in terms of dewatering, and also toward active product recovery and potential recycle.
The Challenge of Membrane Maintenance
Water Quality Products
February 2000
Peter Cartwright
The membrane processing technologies of microfiltration (MF), ultrafiltration (UF), nanofiltration (NF) and reverse osmosis (RO) are widely used to separate suspended and dissolved materials from water solutions in numerous industrial, medical and drinking water applications.
Membrane Filtration for Water and Wastewater
Water Quality Products
February 1999
Membrane filtration, widely used in chemical and biotechnology processes, is already established as a valuable means of filtering and cleaning wastewater and industrial process water.
Membrane Applications in Water Plants
Water Engineering & Management
August 1995
Ian Lisk
Faced with upgrading aging facilities, a Florida water utility decided to incorporate reverse osmosis.
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