Fuel cell with improved long term performance, method for operating a PME fuel cell and PME fuel cell battery
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United States of America Patent
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Feb 8, 2005
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N/A
app pub date -
Jul 24, 2001
filing date -
Aug 10, 1998
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Expired
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Abstract
The invention relates to a PEM fuel cell which has a new type of edge structure, in which a reservoir of water is formed in a minute gap between membrane and edge seal, which considerably improves the utilization time of a polymer electrolyte membrane, in particular with dry process gases.
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