News
Articles
Case Histories
White Papers
Buyer's Guide
Career Center
Industry Links
November 2008
October 2008
Asphalt Roads
Bridges
Concrete Roads
Safety
Traffic Management
Click here for a subscription to
Roads & Bridges
Give us your feedback on our site.
Change your subscription info
Subscribe to our
Executive News Summary e-Newsletter.
EDITORIAL CATEGORY - ULTRAFILTRATION
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.
Dried Up: Raisin Producer's New Process Cuts Wastewater and Odors   Water Engineering & Management January 2003   David Pearson
Thanks to a new membrane filtration system, National Raisin Company, Fowler, Calif., not only has been able to cut its wastewater costs, but it also has opened up a potentially lucrative source of additional income.
PDF Version
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.
PDF Version
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.
Choosing the Right Disinfection Technology for a Municipal Drinking Water Plant - Part 2   Water Engineering & Management January 2001   Dr. Hubert Fleming and Wayne Huebner
These profiles of various disinfection processes can help managers decide which process is best suited for their treatment plant.
PDF Version
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.
PDF Version
Water Reuse for Drought-proof Industrial Water Supply in San Diego   Water & Wastes Digest November 2000
A 200,000 gallon per day (gpd) advanced microfiltration system treats secondary wastewater effluent for reuse as process water for Toppan Electronics, Inc. in San Diego, Calif.
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.
Facility Combines Two Technologies, Increases Water Quality   Water Engineering & Management March 2000
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.
Strategies for Minimizing Ozonation By-Products in Drinking Water   Water Engineering & Management February 1999   Thomas Grosvenor
This paper summarizes ozonation and by-product formation chemistry as well as ways to control by-product formation.
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.
Membrane Specialists Gather for International Conference   Water Engineering & Management May 1995   Ian Lisk
The latest on membrane technology for water treatment.

Advertise with us
Learn about our online marketing opportunities.
Home   |   Advertising   |   News Search   |   Articles   |   Buyer's Guide   |   Career Center   |   Case Histories   |   Top of Page