TY JOUR TI COMPARISON OF OPTIMAL PROCESS MODES FOR PRODUCING WOLLASTONITE AND DIOPSIDE-CONTAINING FILLERS BASED ON RICE HUSK PROCESSING PRODUCTS KW WOLLASTONITE KW DIOPSIDE KW RICE HUSK ASH KW SILICON DIOXIDE KW SOLID-PHASE SYNTHESIS KW CALCIUM AND MAGNESIUM CARBONATES KW PHASE COMPOSITION KW POROSITY KW PROCESS DIAGRAM JO Herald of Technological University AU Gotlib, E.M. AU Shakirov, T.R. PY 2025 IS 28 PB Kazan National Research Technological University