DIFF Subgroup
B29B 7/88 Adding charges
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Mixing; Kneading > Component parts, details or accessories; Auxiliary operations > Adding charges
CPC:
Mixing; Kneading ( in general B01F; combined with calendering B29C43/24, with injection B29C45/46, with extrusion B29C48/36) > Component parts, details or accessories; Auxiliary operations (B29B7/22, B29B7/58 take precedence ) > Adding charges
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 1985.
Child Classifications
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