Chemistry: electrical current producing apparatus – product – and – Having magnetic field feature
Reexamination Certificate
2005-04-26
2005-04-26
Bell, Bruce F. (Department: 1746)
Chemistry: electrical current producing apparatus, product, and
Having magnetic field feature
C429S010000, C429S006000, C429S006000, C429S006000, C429S010000
Reexamination Certificate
active
06884532
ABSTRACT:
A fuel cell system having a fuel cell unit and a means for detecting hydrogen leaks in the fuel cell system. The fuel cell system comprises components which operate at an elevated temperature and are accommodated in a gas generation system box. The gas generation system box is connected to a suction line of a pump, which has a gas sensor arranged therein.
REFERENCES:
patent: 6277329 (2001-08-01), Evans
patent: 6519041 (2003-02-01), Berthold
patent: 100 01 717 (2000-01-01), None
patent: WO 9957335 (1999-11-01), None
Ballard Power Systems AG
Bell Bruce F.
Hodge Robert
Seed IP Law Group PLLC
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