CPC Main Group
H01M 8/00 Fuel cells; Manufacture thereof
13 direct subcodes
Child Classifications
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- H01M 8/008 Disposal or recycling of fuel cells
- H01M 8/02 Details (electrodes H01M4/86 - H01M4/98)
- H01M 8/04 Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M 8/06 Combination of fuel cells with means for production of reactants or for treatment of residues (regenerative fuel cells H01M8/18)
- H01M 8/08 Fuel cells with aqueous electrolytes
- H01M 8/10 Fuel cells with solid electrolytes
- H01M 8/14 Fuel cells with fused electrolytes
- H01M 8/16 Biochemical fuel cells, i.e. cells in which microorganisms function as catalysts
- H01M 8/18 Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
- H01M 8/20 Indirect fuel cells, e.g. fuel cells with redox couple being irreversible (H01M8/18 takes precedence)
- H01M 8/22 Fuel cells in which the fuel is based on materials comprising carbon or oxygen or hydrogen and other elements; Fuel cells in which the fuel is based on materials comprising only elements other than carbon, oxygen or hydrogen
- H01M 8/24 Grouping of fuel cells, e.g. stacking of fuel cells