TY JOUR TI DETERMINATION OF THE MAIN PROPERTIES OF DUST PARTICLES IN THE GRINDING AREA KW local exhaust ventilation KW dispersed composition KW dedusting KW grinding machines KW abrasive dust KW true dust density JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Bur'yanov, I.A. AU Logachev, K.I. AU Uvarov, V.A. PY 2020 IS 5 PB Belgorod State Technological University named after V.G. Shukhov