Patent · US Expired

Purge effluent repressurized adsorption process

US5354346A · kind A · utility

80Cited by
16References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 1, 1992
Grant dateOct 11, 1994
Priority date
Expiry dateOct 1, 2012

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2259/4061
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.