Bipolar fuel cell
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United States of America Patent
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Aug 8, 1989
Issued Date -
N/A
app pub date -
Dec 14, 1987
filing date -
Jun 20, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention discloses an improved fuel cell utilizing an ion transporting membrane having a catalytic anode and a catalytic cathode bonded to opposite sides of the membrane, a wet-proofed carbon sheet in contact with the cathode surface opposite that bonded to the membrane and a bipolar separator positioned in electrical contact with the carbon sheet and the anode of the adjacent fuel cell. Said bipolar separator and carbon sheet forming an oxidant flowpath, wherein the improvement comprises an electrically conductive screen between and in contact with the wet-proofed carbon sheet and the bipolar separator improving the product water removal system of the fuel cell.
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