CPC Subgroup
B02C 15/08 Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by a centrally arranged member (B02C15/02 takes precedence)
Full Title
Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs > Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by a centrally arranged member (B02C15/02 takes precedence)