Fuel cell stack

Details Fuel cell stack Fuel cell stack

2005-11-29

2005-11-29

Cantelmo, Gregg (Department: 1745)

Chemistry: electrical current producing apparatus, product, and

With pressure equalizing means for liquid immersion operation

C429S006000

Reexamination Certificate

active

06969564

ABSTRACT:
A cell assembly has reactant gas passages connected in series in first and second unit cells, and oxygen-containing gas inlets, intermediate oxygen-containing gas inlets, oxygen-containing gas outlets, intermediate oxygen-containing gas outlets which are defined in the first and second unit cells. The oxygen-containing gas inlets and the intermediate oxygen-containing gas inlets are disposed upwardly of the oxygen-containing gas outlets and the intermediate oxygen-containing gas outlets. The oxygen-containing gas outlets and the intermediate oxygen-containing gas outlets are disposed at least partly below electric energy generating surfaces of the first and second unit cells.

REFERENCES:
patent: 971428 (2000-01-01), None
patent: 07263003 (1995-10-01), None
patent: 10284095 (1998-10-01), None
patent: 2000090947 (2000-03-01), None

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