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PCE
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DIFF Subgroup
C25C 3/06

of aluminium

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Electrolytic production, recovery or refining of metals by electrolysis of melts > of aluminium

CPC:

Electrolytic production, recovery or refining of metals by electrolysis of melts (C25C5/00 takes precedence) > of aluminium

IPC and CPC are identically structured here. All 7 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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  • C25C 3/14 Devices for feeding or crust breaking since 1974 IPC+CPC Available in IPC and CPC
  • C25C 3/16 Electric current supply devices, e.g. bus bars since 1974 IPC+CPC Available in IPC and CPC
  • C25C 3/18 Electrolytes since 1974 IPC+CPC Available in IPC and CPC
  • C25C 3/20 Automatic control or regulation of cells (controlling or regulating in general G05) since 1974 IPC+CPC Available in IPC and CPC
  • C25C 3/22 Collecting emitted gases since 1974 IPC+CPC Available in IPC and CPC
  • C25C 3/24 Refining since 1974 IPC+CPC Available in IPC and CPC