MILL Russian patent published in 2004 - IPC

FIELD: material grinding. SUBSTANCE: mill includes lined drum with balls. Drum is mounted horizontally with possibility of rotation, divided by means of partitions and supported by means bearing assemblies; loading mouth and discharging chamber. Partitions are made of rods having slits along the whole working surface. Lining is made of plates whose ridges are directed towards flow of milled material for uniformly distributing it in housing of drum. Windows of discharging chamber are arranged by two rows in staggered fashion. Loading mouth has cone sleeve with helical ribs for feeding material and returning balls and milled material to mill. EFFECT: simplified design, enhanced efficiency of mill. 3 dwg