Articles

61-80 of 89 < first | | | last >
  • Equipment & Services: March

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

    03/11/2008
  • Distillation is bubbling up

    High capacity utilization is prompting significant efforts to optimize column performance

    Seán Ottewell
    03/10/2008
  • Ethanol plant boosts output and saves energy

    Implementation of advanced process control for distillation and dehydration steps allowed a Wisconsin plant to meet competing goals.

    Jacob Duke, Badger State Ethanol, and Lina Rueda, Pavilion Technologies
    10/16/2007
  • Need a tower internal specialist?

    For over 35 years, the Sulzer Chemtech Field Services group has been a successful tower internals specialty company, performing tray and packing installation, tower maintenance and plant turnaround projects.

    09/17/2007
  • No more turnaround headaches

    After the purchase of Enhanced Separation Technologies, Sulzer Chemtech USA now offers a more complete line of equipment and services for column repairs, maintenance and turnarounds.

    Sulzer Chemtech USA
    09/14/2007
  • Distillation, Part 5: Multiple Products

    In Part 5 of this series on distillation control and optimization, we find that adding a side-stream component to your process gives an additional degree of freedom, but makes it even more essential to not mismatch the variables.

    08/28/2007
  • Don’t get zapped by spark testing

    Understand the intricacies of checking for defects in a liner, advises Dirk Willard, contributing editor, in this month's Field Notes column.

    Dirk Willard, contributing editor
    08/28/2007
  • Equipment & Services: June

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

    06/07/2007
  • Gamma scanning seeks an inside edge

    Many companies decide not to build up certain capabilities in-house mainly because they don’t have sufficient regular demand for them. Gamma scanning of distillation columns is a case in point, but on-site scanning specialists may be the wave of the future.

    Mike Spear, editor at large
    05/08/2007
  • Properly deliver compressed gases

    From large petrochemical units to tiny pharmaceutical pilot plants, day-to-day operations depend upon providing compressed gases in a controlled, safe and environmentally conscious manner. Correct gas handling also can improve process efficiency.

    Larry Gallagher, CONCOA
    05/08/2007
  • Cut column energy consumption

    With increasing energy prices and public sensitivity to energy consumption, many plants are paying more attention to optimizing distillation. Simple and low-risk operational changes often can provide substantial savings.

    Andrew Sloley, VECO U.S.A.
    05/08/2007
  • Equipment & Services: April

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

    04/13/2007
  • 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
  • Separation Technology: 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
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