CPC Main Group
B29B 15/00 Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
2 direct subcodes
Child Classifications
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- B29B 15/02 of crude rubber, gutta-percha, or similar substances (tapping latex A01G; chemical aspects C08C)
- B29B 15/08 of reinforcements or fillers (chemical aspects C08J, C08K)