Fuel cell systems comprising microfibrous fuel cell elements...

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation

Reexamination Certificate

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Details

C429S006000, C429S047000, C429S006000

Reexamination Certificate

active

07422813

ABSTRACT:
Fuel cells having microfibrous hollow membrane separators with fiber-reinforced ion exchange polymeric membrane walls. The reinforcing fibers are continuous and extend along directions which are substantially parallel to the longitudinal axis of the microfibrous fuel cell.

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patent: 2003100316 (2003-04-01), None

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