Patent · US Expired

Fuel cell powerplant employing an aqueous solution

US4804591A · kind A · utility

14Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 18, 1985
Grant dateFeb 14, 1989
Priority date
Expiry dateJun 18, 2005

Classification

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

Abstract

A fuel cell powerplant 10 having a flow path 20 for an aqueous solution includes a device 18 for disposing in the solution ferric hydrous oxide of a character that retards the deposition of iron based compounds. The device is disposed within the powerplant and receives water from a conduit 42 which communicates with a component of the fuel cell powerplant, such as a fuel cell stack 12.

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