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Back Issue
December 2007, Vol. 103, No. 12
In This Issue
COVER STORY
Assess the Performance of Positive-Displacement Pumps
Here's how to evaluate rotary pumps — gear, lobe, vane and multiple-screw designs — regardless of whether the material being handled is a Newtonian or non-Newtonian fluid.
AIChE's Equipment Testing Procedures Committee
NEWS STORY
A Smarter Way to Detect Fugitive Emissions
Scanning with an optical imaging camera is a faster, cheaper method of finding leaks in a maze of process equipment.
Gerald Parkinson
PLANT OPERATIONS
Is Your Cold Lime Softener Effective?
If your plant's utility system is experiencing problems, the culprit may be the clarifier. Understanding how to diagnose and correct off-spec clarifier operation will allow downstream units to function more efficiently and reliably.
Loraine Huchler
SOCIETY FOR BIOLOGICAL ENGINEERING SPECIAL SECTION: BIOENGINEERING
SBE Update: From Idea to Reality
June Wispelwey
SBE and Industry News
Engineering Organs: Heart and Esophagus
The potential for tissue engineering to transform the practice of medicine is enormous. Chemical engineers will play important roles in this revolution.
Buddy D. Ratner
Bioprinting: Directed Tissue Self-Assembly
Imagine eliminating patient waiting lists for organ transplants. Bioprinting holds the promise of making this happen, but, must research must be done first.
Vladimir Mironov, Vladimir Kasyanov and Roger Markwald
Conducting Polymers: A Bridge Across the Bionic Interface
Inherently conducting polymers (ICPs) exhibit a variety of dynamic behaviors that make them an exciting platform for a new generation of bionic devices.
Gordon G. Wallace and Geoffrey M. Spinks