DIFF Subgroup
C23C 14/34 Sputtering
Introduced: January 1985
Full Title
Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material > characterised by the process of coating > Sputtering
CPC subdivides this area 2x more granularly than IPC with 7 additional codes.
7 codes are CPC-only extensions, 2 exist only in IPC.
IPC defines codes here since 1985.
Child Classifications
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- C23C 14/35 by application of a magnetic field, e.g. magnetron sputtering since 1990 +3 CPC IPC+CPC Available in IPC and CPC
- C23C 14/46 by ion beam produced by an external ion source since 1985 IPC+CPC Available in IPC and CPC