Chemistry: electrical current producing apparatus – product – and – Having magnetic field feature
Reexamination Certificate
2008-04-08
2008-04-08
Dove, Tracy (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
Having magnetic field feature
C429S010000, C429S006000
Reexamination Certificate
active
07354669
ABSTRACT:
The invention pertains to a process for preventing the freezing of water in a structural component containing at least one moving part in the anode cycle of a fuel cell system, characterized by the fact that at the time of a switching-off process the structural component is scavenged by a dry scavenging gas in order to remove a quantity of water present there.
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Hobmeyr Ralph T. J.
Wexel Dirk M.
Chu Helen
Dove Tracy
General Motors Corporation
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