Articles

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  • Equipment & Services: February

    Chemical Processing's Equipment & Services feature provides a variety of production equipment, supplier services and parts.

    02/19/2007
  • Distillation control and optimization, Part 3

    Control's Béla Lipták continues his series on control of distillation processes, this time focusing on managing reboiler flow, temperature, feed rate, loading and reflux for economy, stability and safety.

    Béla Lipták, PE, CONTROL Columnist
    01/05/2007
  • 2006 Readers' Choice Survey

    The equipment, services and suppliers selected to make a job easier greatly contribute to on-the-job success. The Readers' Choice survey identifies the leading vendors in more than 40 categories.

    Ken Schnepf, managing editor
    08/17/2006
  • Draw insights on distillation

    Residue curve mapping is a powerful tool to better understand the design and operation of distillation columns. This article describes how to use residue curve maps to check the feasibility of separation of homogeneous mixtures and for developing the conceptual design of towers.

    Raymond E. Rooks, The Dow Chemical Co.
    05/15/2006
  • Distillation control and optimization, Part 1

    Control columnist Bela Liptak describes the distillation process and PID-based controls, reviews optimization strategies, and shows how advanced controls can cut operating costs of distillation.

    Béla Lipták, PE, Control Columnist
    01/11/2006
  • Distill your quote request

    Sound purchasing decisions depend upon properly soliticiting and evaluating proposals from various vendors. This article will help you assemble a request for a proposal that should lead to responses that meet your needs and that you can compare.

    John G. Kunesh, consultant, and Raymond M. Sowiak, Sunoco
    06/22/2005
  • Process Engineering: FRI meets distillation needs

    Distillation has always been a critical and costly step in the manufacture of products in the petroleum, chemical, and pharmaceutical industries. Fractionation Research reveals how companies can pool their efforts to obtain experimental distillation data.

    04/29/2005
  • Understanding ratholes

    Diamondback Technology supplies ChemicalProcessing.com with this exclusive piece on rathole formation in plant hoppers.

    Diamondback Technology
    04/01/2005
  • Put Your Column on the Map

    Residue curve maps (RCMs) can be employed in a variety of ways, including system visualization, evluation of data, and process synthesis, modeling and troubleshooting

    Scott Barnicki
    09/16/2004
  • Sidestep side-draw control surprises

    The simplest approach to control side-draw distillation columns uses flow control on the side product. This solution, however, is not ideal for all side-draw control situations.

    Andrew Sloley, contributing editor
    07/01/2004
  • PVDF Tackles Bromine Corrosion

    A challenge to design and fabricate, the largest-known PVDF-lined vessels now successfully serve at PTA plants

    Diane Dierking
    05/13/2004
  • Succeed at plant debottlenecking

    Critical evaluation can enable you to turn up capacity and improve performance. This article presents some ideas to help you evaluate your process to see whether it offers exceptional revamp opportunities.

    Joseph C. Gentry, P.E.
    03/10/2004
  • Test it Right

    The appropriate testing procedures can help direct the selection of pressure or vacuum filtration equipment and ensure optimum equipment operation

    04/11/2003
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