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Title: Brazed bipolar plates for PEM fuel cells

Patent ·
OSTI ID:672510

A liquid-cooled, bipolar plate separating adjacent cells of a PEM fuel cell comprises corrosion-resistant metal sheets brazed together so as to provide a passage between the sheets through which a dielectric coolant flows. The brazement comprises a metal which is substantially insoluble in the coolant. 6 figs.

Research Organization:
General Motors LLC, Detroit, MI (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC02-90CH10435
Assignee:
General Motors Corp., Detroit, MI (United States)
Patent Number(s):
US 5,776,624/A/
Application Number:
PAN: 8-773,239
OSTI ID:
672510
Resource Relation:
Other Information: PBD: 7 Jul 1998
Country of Publication:
United States
Language:
English