0590615-A1 is referenced by 8 patents and cites 2 patents.

A pressure swing adsorption process is set forth for the recovery of two gas products at high recovery and high purity using the steps of adsorption, depressurization, low pressure purge, evacuation and repressurization. The purge effluent and a portion of the depressurization effluent are used to partially accomplish the repressurization step.

Title
Purge effluent repressurized adsorption process.
Application Number
EP19930115655 19930928
Publication Number
0590615 (A1)
Application Date
September 28, 1993
Publication Date
April 6, 1994
Inventor
Kumar Ravi
US
Assignee
Air Prod & Chem
US
IPC
B01D 53/04
B01D 53/047
B01D 53/047
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