TY JOUR TI Influence of temperature conditions of hydrocleaning process on fuel oil quality KW fuel oil KW hydrotreating of fuel oil KW catalyst for hydrotreating of fuel oil KW sulfur content KW pour point KW density KW viscosity KW coking ability JO Oil and gas technologies and environmental safety AU Akishina, E.. AU Zhelnov, S.. AU Kozirev, D.. AU Nigmetov, R.. PY 2025 IS 2025 PB Astrakhan State Technical University