TY JOUR TI COMPOSITE BINDERS USING WASTE WASTE DRAINING PRODUCTS OF IRON QUARTZES KW composite astringents KW waste of flotation enrichment of iron ores KW physical and mechanical parameters KW optimal compositions JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Schekina, A.Y. AU Zagorodnyuk, L.H. AU Shapovalov, N.A. PY 2017 IS 2 PB Belgorod State Technological University named after V.G. Shukhov