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DIFF Subgroup
C23C 16/44

characterised by the method of coating (C23C16/04 takes precedence)

Introduced: January 1985

Title

Titles differ between systems:

IPC: characterised by the method of coating

CPC: characterised by the method of coating (C23C16/04 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes > characterised by the method of coating

CPC:

Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes (reactive sputtering or vacuum evaporation C23C14/00) > characterised by the method of coating (C23C16/04 takes precedence)

Of 17 combined children, 10 exist in both systems.

7 codes are CPC-only extensions.

4 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1985.

Child Classifications

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  • C23C 16/4411 CPC only CPC only
  • C23C 16/4412 CPC only CPC only
  • C23C 16/4414 CPC only CPC only
  • C23C 16/4415 CPC only CPC only
  • C23C 16/4417 CPC only CPC only
  • C23C 16/4418 CPC only CPC only
  • C23C 16/442 using fluidised bed process since 2000 IPC+CPC Available in IPC and CPC
  • C23C 16/453 passing the reaction gases through burners or torches, e.g. atmospheric pressure CVD (C23C16/513 takes precedence; for flame or plasma spraying of coating material in the molten state C23C4/00) since 2000 IPC+CPC Available in IPC and CPC
  • C23C 16/52 Controlling or regulating the coating process since 1985 IPC+CPC Available in IPC and CPC