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PCE
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DIFF Subgroup
H01M 8/08

Fuel cells with aqueous electrolytes

Introduced: July 1974

Full Title

Fuel cells; Manufacture thereof > Fuel cells with aqueous electrolytes

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 2016.

Child Classifications

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  • H01M 8/083 Alkaline fuel cells since 2016 IPC+CPC Available in IPC and CPC
  • H01M 8/086 Phosphoric acid fuel cells [PAFC] since 2016 IPC+CPC Available in IPC and CPC