Archive


Table Tiles

November 2017

USP Purified Water distribution pump inspection. Photo courtesy GMP Systems Inc.

Pharmaceuticals

Keys to High-Purity Water System Operation and Maintenance

By Dina Manfredi, Dan Obercon
RO system. Photo courtesy of Nalco Water

Back to Basics

Part 1: Keys to Understanding the Fundamentals of RO Systems

By Jane Kucera
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

A microfilter pressure vessel rack. Normal maximum operating capacity for this 24-module system is 300 gpm. Photo by Brad Buecker.

Membranes

How To Prepare High-Purity Water for the Petrochemical and Biofuels Industries

By Brad Buecker

Part 1: Keys to understanding the fundamentals of RO systems

By Jane Kucera

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 2017

Vacuum filtration of a product during the synthesis of 2-AI. Photo by Ariel J. Atkinson, PhD.

Research

Can Incorporating Novel Anti-Biofilm Molecules into NF/RO Membranes Aid Biofouling Control?

By Ariel Atkinson, PhD; Jingbo Wang, Zhenfa Zhang, PhD; Orlando Coronell, PhD; Angela Pollard, PhD; David Jung, PhD; Avram Gold, PhD

June 2017

LinkedIn Discussion

What Are Practical Ways to Control Microbials in RO Prefilters?

Compiled by Mike Henley and James McDonald

May 2017

A zero-liquid discharge plant. Photo courtesy of Aquatech International.

Wastewater

Reducing High-Recovery RO, ZLD Costs

By Dr. Michael Mickley

April 2017

Technology Advances

New Techniques for Real-Time Monitoring of RO Membrane Integrity for Virus Removal

By Val S.Frenkel, PhD, Yoram Cohen, PhD, Anditya Rahardianto, PhD and Sirikarn Surawanvijit, PhD

March 2017

Reuse

How High-temperature RO Can Assist Industrial Wastewater Recycling And Energy Conservation

By By Rich Franks, PE, Joshua de la Cruz, Craig Bartels, PhD and Gerard Van Gils, PhD

Patents

Latest Patents: Lehigh University's Pressurized forward osmosis system; Pepsico Inc's IX regeneration process using membrane distillation

Compiled by Mike Henley 

February 2017

Wastewater

Water Sustainability: Turning RO Reject Into A Resource At Biopharmaceutical Facilities

By Edward G. Helmig, Susan E. Gregg, PE, and Patrick J. Cyr, PE BCEE

Microelectronics

How to Streamline Wastewater Treatment Systems and Make Money Out Of Waste

By Jochen Ruth & Gerd Heser

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