Patent · US Expired

Process for producing oxygen enriched product stream

US5122164A · kind A · utility

59Cited by
14References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 1991
Grant dateJun 16, 1992
Priority date
Expiry dateJul 2, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2259/402
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A two bed pressure swing adsorption process is disclosed having high yield and high production rate. The process utilizes fine or normal size zeolite sieve material and relatively short cycle times. A power saving can be obtained by sequencing the various steps of the process to provide substantially continuous use of a vacuum pump.

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