TY JOUR TI MECHANICS OF THE SUSPENDED LAYER WITH POLYDISPERSE PARTICLES IN CONTINUOUS AIR MIXERS KW mixing chamber KW flow KW particle KW braking parameter KW circulation KW tangential velocity KW layer porosity JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Kachaev, A.E. AU Orehova, T.N. AU Okushko, V.V. AU Shestakov, Y.G. PY 2020 IS 5 PB Belgorod State Technological University named after V.G. Shukhov