IPC Subgroup
H01M 8/04 Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
Introduced: July 1974
Last revised: January 2016
Full Title
Fuel cells; Manufacture thereof > Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
6 direct subcodes
Child Classifications
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- H01M 8/04007 related to heat exchange
- H01M 8/04082 Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M 8/04223 during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
- H01M 8/04276 Arrangements for managing the electrolyte stream, e.g. heat exchange
- H01M 8/04291 Arrangements for managing water in solid electrolyte fuel cell systems
- H01M 8/04298 Processes for controlling fuel cells or fuel cell systems