CPC Subgroup
C04B 38/10 by using foaming agents (C04B38/02 takes precedence)
Full Title
Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof (treating slag with gases or gas generating material C04B5/06 ) > by using foaming agents (C04B38/02 takes precedence)
2 direct subcodes
Child Classifications
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