%0 Journal Article %T UPGRADING OF HEAVY HIGH-VISCOSITY OIL IN THE PRESENCE OF KAOLIN, NICKEL OXIDE, AND POLYOLEFINS %A Shayhutdinov, B.A. %A Antonova, M.Y. %A Prokof'eva, L.S. %A , .. %A Zayceva, E.G. %A , .. %K HEAVY HIGH-VISCOSITY OIL, OIL UPGRADING, RESINOUS-ASPHALTENE SUBSTANCES, ASPHALTENES, LOW-TEMPERATURE CRACKING, KAOLINITE, NICKEL OXIDES, ALUMINUM OXIDES %J Herald of Technological University %D 2026 %N 28 %P 5 %I Kazan National Research Technological University