Fuel cell for downhole and subsea power systems
US7069998B2 · kind B2 · utility
4Cited by
22References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2003 |
| Grant date | Jul 4, 2006 |
| Priority date | — |
| Expiry date | Jul 4, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
This invention relates to fuel cells, and in one embodiment, to fuel cells that are especially well suited for downhole use in oil and gas wells, and for subsea use in connection with offshore wells.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.