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Welcome to Chemical Engineering Progress

November 2005  Vol. 101, No. 11
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In This Issue

Cover Story

A Hybrid Route to Chirally Pure Products

Chromatographic resolution coupled with crystallization can be your best option for manufacturing chirally pure products. 

Christianto Wibowo - Lionel O'Young
Management

Prepare a Top-Notch Scope of Work

This comprehensive overview of what needs to go into a well-defined scope of work will be useful to chemical engineers who are new to project engineering and project management. 

Stephen W. Maas
Environmental Management

Modeling Accidental Releases

This article compares several common dispersion models available in the public domain and offers guidance on selecting the appropriate one for a particular release.

Weiping Dai
Operations and Maintenance

Improving the Reliability of Mechanical Seals

With a better understanding of seals, their selection, material considerations, and operation requirements, users can greatly improve equipment reliability and reduce operating costs.

Michael Huebner
Heat Transfer

Improved Heat Transfer Prediction for Air-Cooled Heat Exchangers

Using this technique to determine the effective plume-chimney height for an exchanger operating in natural circulation mode.

Christopher Chu