CPC Subgroup
H01M 8/023 Porous and characterised by the material
Full Title
Fuel cells; Manufacture thereof > Details (electrodes H01M4/86 - H01M4/98) > Collectors; Separators, e.g. bipolar separators; Interconnectors > Porous and characterised by the material
5 direct subcodes
Child Classifications
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- H01M 8/0232 Metals or alloys
- H01M 8/0234 Carbonaceous material
- H01M 8/0236 Glass; Ceramics; Cermets
- H01M 8/0239 Organic resins; Organic polymers
- H01M 8/0241 Composites