CPC Subgroup
B28B 21/30 Centrifugal moulding
Full Title
Methods or machines specially adapted for the production of tubular articles > by casting into moulds > using compacting means > using rotatable mould or core parts > Centrifugal moulding
3 direct subcodes
Child Classifications
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- B28B 21/32 Feeding the material into the moulds
- B28B 21/34 combined with vibrating or other additional compacting means