of ferrous surfaces

Full Title

Solid state diffusion of only metal elements or silicon into metallic material surfaces > using solids, e.g. powders, pastes > Embedding in a powder mixture, i.e. pack cementation > only one element being diffused > Chromising > of ferrous surfaces

Classification Context

Section:

CHEMISTRY; METALLURGY

Class:

COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL

Subclass:

COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL

Child Classifications

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• C23C 10/42 in the presence of volatile transport additives, e.g. halogenated substances