DRUM CRUSHER Russian patent published in 1997 - IPC

FIELD: rock crushing. SUBSTANCE: drum crusher has water bath, charging and discharging holes. Positioned in the bath is working member with discharge electrodes. The working member is made in the form of perforated drums inserted one into the other and rotating in opposite directions. The drums are provided with spikes, which are disposed on the inner and outer surfaces of the inner drum and on the outer surface of the outer drum. EFFECT: improved efficiency. 2 dwg