TY JOUR TI DEFINING OF DISPLACEMENT COORDINATES AND VELOCITY OF PLANETARY MIXER RODS KW dry building mixes KW planetary mixer KW stale zones KW cylindrical rod KW parametrical trajectory KW displacement velocity JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Anciferov, S.I. PY 2016 IS 1 PB Belgorod State Technological University named after V.G. Shukhov