of aluminium or alloys based thereon

Introduced: July 1974

Full Title

Electrolytic coating by surface reaction, i.e. forming conversion layers > Anodisation > of aluminium or alloys based thereon

Of 6 combined children, 5 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1974.

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C25D 11/045 CPC only CPC only
C25D 11/06 characterised by the electrolytes used since 1974 IPC+CPC Available in IPC and CPC
C25D 11/12 Anodising more than once, e.g. in different baths since 1974 IPC+CPC Available in IPC and CPC
C25D 11/14 Producing integrally coloured layers since 1974 IPC+CPC Available in IPC and CPC
C25D 11/16 Pretreatment since 1974 IPC+CPC Available in IPC and CPC
C25D 11/18 After-treatment, e.g. pore-sealing since 1974 IPC+CPC Available in IPC and CPC