TY JOUR TI INVESTIGATION OF PHYSICAL PHENOMENA OCCURRED IN CONTACT AREA OF BULK PARTICLES AT THEIR MOTION IN SCREW DRUMS BY METHODS OF SIMILARITY THEORY, ENGINEERING AND COMPUTER GRAPHICS KW elastic slip KW stress KW displacement KW friction force KW screw drums JO Bulletin of Bryansk state technical university AU Serga, G.V. AU Seryy, D.G. AU Marchenko, A.Y. PY 2019 IS 2019 PB Bryansk State Technical University