Patent classifications
H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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8/00
Fuel cells; Manufacture thereof
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H01M8/0202
Collectors; Separators, e.g. bipolar separators; Interconnectors
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H01M8/023
Porous and characterised by the material
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H01M8/0232
Metals or alloys
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