TY JOUR TI OBTAINING ENVIRONMENTALLY FRIENDLY MARINE RESIDUAL FUEL KW hydrotreating KW vacuum gas oil KW depressant-dispersing additive KW marine fuel JO Modern Technologies and Scientific and Technological Progress AU Kuzora, I.E. AU Simonova, E.V. AU Tikhonov, I.D. PY 2025 IS 2025 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»