Patent · US Expired

Fuel cell for downhole and subsea power systems

US6575248B2 · kind B2 · utility

38Cited by
26References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 15, 2001
Grant dateJun 10, 2003
Priority date
Expiry dateMay 26, 2021

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.