Patent · US Expired

Depressurization effluent repressurized adsorption process

US5248322A · kind A · utility

39Cited by
16References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 1, 1992
Grant dateSep 28, 1993
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, evacuation and repressurization. A portion of the depressurization effuent is used to partially accomplish the repressurization step.

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