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PCE
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DIFF Subgroup
C25B 9/73

of the filter-press type

Introduced: January 2021

Full Title

Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features > Assemblies comprising two or more cells > of the filter-press type

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

IPC defines codes here since 2021.

Child Classifications

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  • C25B 9/75 having bipolar electrodes since 2021 IPC+CPC Available in IPC and CPC
  • C25B 9/77 having diaphragms since 2021 IPC+CPC Available in IPC and CPC