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PCE
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DIFF Subgroup
B22C 1/04

for protection of the casting, e.g. against decarbonisation

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

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

CPC:

Compositions of refractory mould or core materials; Grain structures thereof (refractory materials in general C04B35/00); 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

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

Child Classifications

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  • B22C 1/06 for casting extremely oxidisable metals IPC+CPC Available in IPC and CPC