ROLLER MILL FOR MILLING HARD MATERIALS Russian patent published in 2012 - IPC B02C15/04 

FIELD: process engineering.

SUBSTANCE: invention relates to grinders of such materials as initial cement stock and the like materials. Proposed mill comprises grinding table, and, at least, two rollers to interact with grinding table. At least, one of said two rollers but not both is used to revolve around stationary axle coupled with swing lever pivoted to mill support strut located, mainly, outside of grinding table. Said mill struts are not used for another mill roller. Mainly, said rollers do not differ is sizes and efficiency from rollers using said struts.

EFFECT: higher efficiency.

18 cl, 4 dwg