TUBE MILL Russian patent published in 1994 - IPC

FIELD: building materials. SUBSTANCE: tube mill has driven drum with longitudinal partitions arranged in diametric planes. Each partition has cross walls at side pointed in direction of drum rotation. Walls and partition form trough. Partitions are arranged at distance from each other and are secured on drum by one end. The other is arranged with clearance relative to drum. EFFECT: enlarged operating capabilities. 3 cl, 2 dwg