FIELD: concentration of minerals; mining and other industries for processing disseminated ores of non-ferrous, ferrous , rare-earth and noble metals. SUBSTANCE: device includes working member made in form of two cylinders mounted concentrically and rigidly fastened together; radius of inner cylinder is equal to 1/3-1/2 of radius of outer cylinder; device is also provided with drive mechanism for vibration of working member around its axis, loading and unloading units, gate for unloading heavy fraction and splitting knife. EFFECT: enhanced efficiency in dynamic centrifugal field. 3 dwg, 2 tbl
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