TY JOUR TI IMPROVEMENT OF EFFICIENCY OF TECHNOLOGICAL EQUIPMENT FOR A CLOSED CIRCULATION CYCLE KW technological module KW grinding KW closed cycle KW diffuser KW confuser JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Ural'skiy, V.I. AU Sinica, E.V. AU Ural'skiy, A.V. AU Cazhneva, E.A. PY 2017 IS 2 PB Belgorod State Technological University named after V.G. Shukhov