CPC Subgroup
C21B 3/04 Recovery of by-products, e.g. slag
Full Title
General features in the manufacture of pig-iron (mixers for pig-iron C21C1/06) > Recovery of by-products, e.g. slag
1 direct subcode
Child Classifications
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- C21B 3/06 Treatment of liquid slag (slag wool C03B; slag stones C04B)