Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B22
CASTING; POWDER METALLURGY
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B22C
FOUNDRY MOULDING
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1/00
Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
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B22C1/16
characterised by the use of binding agents; Mixtures of binding agents
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B22C1/2206
obtained by reactions only involving carbon-to-carbon unsaturated bonds
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