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PCE
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DIFF Main Group
C23C 12/00

Solid state diffusion of at least one non-metal element other than silicon and at least one metal element or silicon into metallic material surfaces

Introduced: January 1985

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1985.

Child Classifications

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  • C23C 12/02 Diffusion in one step since 1985 IPC+CPC Available in IPC and CPC