Sheet metal bipolar plate design for polymer electrolyte membrane fuel cells
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United States of America Patent
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Jul 17, 2001
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N/A
app pub date -
Nov 25, 1998
filing date -
Nov 25, 1998
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Abstract
A separator plate for a polymer electrolyte membrane fuel cell stack constructed of at least two coextensive sheet metal elements shaped to promote the distribution of reactant gases to the electrodes of the fuel cell units of the fuel cell stack. The coextensive sheet metal elements are nestled together and form a coolant flow space therebetween.
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