TY JOUR TI STUDY OF AIR FLOW MOVEMENT IN A CONICAL AIR SEPARATOR KW conical separator KW separation zone KW suction zone KW injection zone KW grain material KW light fraction JO Vestnik of Omsk SAU AU KOROSTELEV, D.N. AU CHERNYAKOV, A.V. AU BEGUNOV, M.A. AU KOVAL, V.S. PY 2023 IS 52 PB FSBEI HE Omsk SAU