Brazed bipolar plates for PEM fuel cells
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United States of America Patent
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Jul 7, 1998
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N/A
app pub date -
Dec 23, 1996
filing date -
Dec 23, 1996
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Abstract
A liquid-cooled, bipolar plate separating adjacent cells of a PEM fuel cell comprising corrosion-resistant metal sheets brazed together so as to provide a passage between the sheets through which a dielectric coolant flows. The brazement comprises a metal which is substantially insoluble in the coolant.
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