Ultrafiltration

Ultrafiltration (UF) rapidly is becoming a common and practical method of preparing pure water that is free of particulate matter.

Deck: 

The Use of Nephelometric Light Scatter to Monitor Ultrafiltration Performance

About The Author: 

Mike Sadar is a research and development scientist at Hach Co. Sadar serves on the standard methods and ASTM comittees involved in the development or modification of methods associated with turbidity or particle measurement. He has received several patents related to the development of products and methods used to simplify the calibration and verification of turbidimeters and particle counters.

Activation Date: 
January 1, 2001
Issue Reference: 
Legacy
Legacy ID: 
11932

The Challenge of Membrane Maintenance

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.

About The Author: 

Peter Cartwright is the owner of Cartwright Consulting Co., an engineering firm specializing in water and wastewater treatment technologies. He also is a partner in Cartwright, Olsen & Associates, a firm that provides consulting services to the Environmental Protection Agency and other agencies relating to drinking water treatment technologies. Cartwright has presented more than 100 papers, lectures worldwide and has written numerous articles and book chapters. He is the author of two patents and he wrote "Water Purification" in the May 1999, "Practical Guide to Water Treatment" issue of Ashrae Journal

Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
11567

Manufacturing With Membranes

The removal of impurities and contamination from water supplies or industrial chemicals is a process existing all over the world to varying degrees of sophistication. Filtration systems vary enormously according to location, the type of purification required and funding available.

Deck: 

An overview of various filtration methods and their applications

About The Author: 

This article was written by Steve Morris, business development manager with PCI Membrane Systems, a Thames Water Products Limited business, based in the United Kingdom. He may reached at +44 1256 896966.

Publication Date: 
December 28, 2000
Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
11307

Ultrafiltration Basics

Municipal and industrial sectors are looking to new and innovative technologies to meet the demands of modern day consumers' requirements. One such technology is ultrafiltration.

Deck: 

The application of membrane technology

About The Author: 

Lynn Cotterill graduated from Liverpool J.M. University with a BSc Honors degree in chemistry. She recently moved to the U.S. and works for NWW Acumem Inc., Carlsbad, California.

Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10354

Membrane Applications in Water Plants

Faced with upgrading aging facilities, a Florida water utility decided to incorporate reverse osmosis.

Deck: 

System Profile

About The Author: 

Ian Lisk is Editorial Director of Water Engineering & Management and Water & Wastes Digest. Significant input to this article was provided by staff at Metcalf & Eddy's Sunrise, Florida office, and at the City of Plantation, Florida.

Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10221