Patent · US Expired

Fuel cell

US4529671A · kind A · utility

5Cited by
2References
10Claims
0Family size

Assignees

Inventors

Key dates

Filing dateSep 2, 1982
Grant dateJul 16, 1985
Priority date
Expiry dateSep 2, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

In a fuel cell comprising an electrolyte-retaining matrix interposed between a pair of gas-diffusion electrodes, the matrix comprises particles or fibers of a substance unreactive with phosphoric acid and having electron-insulating properties and an inorganic binder.

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