Patent · US Expired

Hydrogen-permeable composite metal membrane

US5139541A · kind A · utility

113Cited by
2References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 22, 1991
Grant dateAug 18, 1992
Priority date
Expiry dateJul 22, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/52
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Composite metal membranes are disclosed that contain an intermetallic diffusion barrier separating a hydrogen-permeable base metal and a hydrogen-permeable coating metal. The barrier is a thermally stable inorganic proton conductor.

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