CPC Subgroup
B29B 7/62 Rollers, e.g. with grooves (B29B7/564 takes precedence)
Full Title
Mixing; Kneading ( in general B01F; combined with calendering B29C43/24, with injection B29C45/46, with extrusion B29C48/36) > continuous, with mechanical mixing or kneading devices > Component parts, details or accessories; Auxiliary operations > Rollers, e.g. with grooves (B29B7/564 takes precedence)
1 direct subcode
Child Classifications
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