ORE MATERIAL GRINDING PLANT Russian patent published in 2003 - IPC

FIELD: ore material grinding plants. SUBSTANCE: proposed plant includes starting ore delivery unit, ore material separation unit located at mill outlet and crusher connected with this unit; crusher is used for grinding materials of critical size; its outlet is connected with inlet of mill; second separation unit is located before inlet of mill which is made in form of two- deck screen connected with inlet of crusher used for grinding material of critical size and with inlet of mill; unit for separation of ore material by size located at mill outlet is connected with crusher through second separation unit. EFFECT: increased productivity; reduced power requirements. 1 dwg