characterised by additives for special purposes, e.g. indicators, breakdown additives

Full Title

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

Child Classifications

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• B22C 1/04 for protection of the casting, e.g. against decarbonisation
• B22C 1/08 for decreasing shrinkage of the mould, e.g. for investment casting
• B22C 1/10 for influencing the hardening tendency of the mould material (influencing the hardening tendency of the binding agent only B22C1/16)
• B22C 1/12 for manufacturing permanent moulds or cores
• B22C 1/14 for separating the pattern from the mould