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Six bed pressure swing adsorption process operating in normal and turndown modes

  • US 8,491,704 B2
  • Filed: 01/11/2011
  • Issued: 07/23/2013
  • Est. Priority Date: 01/11/2011
  • Status: Active Grant
First Claim
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1. A pressure swing adsorption process for separating a pressurized supply feed gas containing one or more strongly adsorbable component from at least one less strongly adsorbable product gas component in a six bed adsorbent system to produce a continuous stream of product gas enriched in the less strongly adsorbable component and a continuous stream of offgas that is enriched in the strongly adsorbable components;

  • wherein, the process cycle has eighteen steps including four bed-to-bed equalization steps, in accordance to following cycle chart;

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