Archive


Table Tiles

November 2017

A membrane clean-in-place system. Photo courtesy of Nalco Water.

Back to Basics

Part 2: What Membrane Performance Issues Impact RO System Operation?

By Jane Kucera

October 2017

Examples of hydrogen embrittlement.

Boiler Feedwater

30 Year's Experience in Fighting Corrosion at Power Plants

By Bill Boyd

August 2017

Image of a membrane surface with silica and calcium sulfate scale. Courtesy of Avista Technologies.

Membranes

What is Chemistry’s Role in Maximizing RO Recovery Rates?

By Lee Durham and Raul Gonzalez

July 2016

Patents

Patent Summaries: Evoqua investigate a method to irradiate a liquid; Kurita Cleaning and sterilizing method for UPW manufacturing system

By Mike Henley

April 2016

Membranes

What Steps Can Improve RO Reliability And Reduce Operational Costs?

By Sergey Gromov

February 2016

pH Sensors

Proper Installation And Cleaning Practices For pH Sensors

By Frederick J. Kohlmann

September 2015

Membranes

How a High-Purity Chlorine Dioxide Solution Can Remove Biofilms and Prevent Regrowth without Membrane Damage

By Thomas E. McWhorter

July 2015

Membranes

Innovations in Membrane Cleaning

By Stephen P. Chesters and Matthew W. Armstrong

June 2014

Boiler Feedwater

Hydrogen Damage Mitigation by Boiler Chemical Cleaning

By Andrew G. Howell, Ph.D.

November 2013

Membranes

Pilot Study of Brackish Groundwater Desalination Membranes

By Duane Bryant, and Meagan Brown

March 2013

Reverse Osmosis

Pretreatment Options for Removing Arsenic and Iron before RO Treatment

By Jacob M. White, P.E., and Jesus Leal, P.E.

October 2012

Membranes

Recovery of RO Membrane Performance through Direct Osmosis-High Salinity Membrane Cleaning Process

By Harold Standfield et al.

June 2012

Reverse Osmosis

Cleaning Reverse Osmosis Membranes

By William F. Harfst

February 2011

Pharmaceuticals

Part 2: Presentation Overviews from 2010 Pharmaceutical Water Meeting

By Mike Henley

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