Archive


Table Tiles

November 2017

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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
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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
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RO system. Photo courtesy of Nalco Water

Back to Basics

Part 1: Keys to Understanding the Fundamentals of RO Systems

By Jane Kucera

October 2017

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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

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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

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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

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

Wastewater

Reducing High-Recovery RO, ZLD Costs

By Dr. Michael Mickley

April 2017

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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

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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

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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
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Microelectronics

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

By Jochen Ruth & Gerd Heser

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