Embossed current collector separator for electrochemical fuel cell
US6852438B2 · kind B2 · utility
3Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 2001 |
| Grant date | Feb 8, 2005 |
| Priority date | — |
| Expiry date | Jan 7, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A bipolar current collector separator for a fuel cell composed of a metal plate having flow channels and contact faces that come into contact with electrodes or collectors, wherein a corrosion-resistant layer such as an anodized aluminum layer and a heat-resistant polymer layer is disposed on each of the flow channels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.