TY JOUR TI ACTIVITY OF BELIT PHASES OF STEEL-FUEL SLAGS IN AUTO-CLASS CONDITIONS KW Belit KW Belita modification KW hydration KW astringent KW autoclave treatment KW calcium hydrosilicates KW heat release KW binder strength JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Kudeyarova, N.P. AU Bushueva, N.P. AU Starichkova, E.D. PY 2017 IS 2 PB Belgorod State Technological University named after V.G. Shukhov