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PCE
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DIFF Subgroup
H01M 8/0223

Composites

Introduced: January 2016

Full Title

Full titles differ between systems:

IPC:

Fuel cells; Manufacture thereof > Details > Collectors; Separators, e.g. bipolar separators; Interconnectors > Non-porous and characterised by the material > Composites

CPC:

Fuel cells; Manufacture thereof > Details (electrodes H01M4/86 - H01M4/98) > Collectors; Separators, e.g. bipolar separators; Interconnectors > Non-porous and characterised by the material > Composites

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 8/0226 in the form of mixtures since 2016 IPC+CPC Available in IPC and CPC
  • H01M 8/0228 in the form of layered or coated products since 2016 IPC+CPC Available in IPC and CPC