IPC Subgroup
B22C 1/04 for protection of the casting, e.g. against decarbonisation
Introduced: September 1968
Last revised: January 2006
Full Title
Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds > characterised by additives for special purposes, e.g. indicators, breakdown additives > for protection of the casting, e.g. against decarbonisation
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- CASTING; POWDER METALLURGY
- Subclass:
- FOUNDRY MOULDING
1 direct subcode
Child Classifications
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- B22C 1/06 for casting extremely oxidisable metals