Patent · US Expired

Process and device for obtaining pure oxygen

US5108465A · kind A · utility

48Cited by
10References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 27, 1990
Grant dateApr 28, 1992
Priority date
Expiry dateJun 27, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01B2210/0046
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention relates to a process and a device for obtaining pure oxygen using a gastight membrane which can conduct both electrons and oxygen ions.

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