Patent · US Expired

Flow field plate geometries

US7838139B2 · kind B2 · utility

16Cited by
26References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 18, 2003
Grant dateNov 23, 2010
Priority date
Expiry dateJul 20, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A flow field plate for a fuel cell or electrolyser comprises on at least one face an assembly of channels comprising one or more gas delivery channels, one or more gas removal channels, and a permeable wall separating same. The permeable wall may comprise a plurality of gas diffusion channels.

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