Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate
2006-12-06
2009-08-11
Ryan, Patrick (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
With pressure equalizing means for liquid immersion operation
C429S006000
Reexamination Certificate
active
07572540
ABSTRACT:
Disclosed is a structure for improving a laminating efficiency of a metal-separator for a fuel cell stack, the metal-separator comprising an embossed structure that has an indentation and a projection alternately formed along at least one edge thereof so as to enable a plurality of the metal-separators to be stably laminated in a honeycomb shape.
REFERENCES:
patent: 2002-100381 (2002-04-01), None
patent: 2002-305006 (2002-10-01), None
patent: 2002-367665 (2002-12-01), None
patent: 2004-127711 (2004-04-01), None
patent: 2004-241208 (2004-08-01), None
patent: 10-2004-0011601 (2004-02-01), None
patent: WO-00/01025 (2000-01-01), None
Chin Sang Mun
Cho Kyu Taek
Kim Sae Hoon
Kum Young Bum
Lee Jong Hyun
Corless Peter F.
Edwards Angell Palmer & & Dodge LLP
Hyundai Motor Company
Parsons Thomas H.
Ryan Patrick
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