Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate
2005-12-13
2005-12-13
Kalafut, Stephen J. (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
With pressure equalizing means for liquid immersion operation
C429S006000, C429S006000, C429S047000, C428S408000
Reexamination Certificate
active
06974647
ABSTRACT:
A fuel cell fluid distribution layer, in one embodiment, comprises perforated graphite foil. The fluid distribution layer can have one or more reactant flow field channels formed in one or both major surfaces, one or more manifold openings, conductive filler on one or both major surfaces, conductive filler at least partially filling some or all perforations and/or an electrocatalyst one or both major surfaces.
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Campbell Stephen A.
Davis Michael T.
Lamont Gordon
Stumper Juergen
Wilkinson David P.
Ballard Power Systems Inc.
Kalafut Stephen J.
Seed IP Law Group PLLC
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