TY JOUR TI ON THE ISSUE OF IMPROVING THE EFFICIENCY OF OIL REFINING KW combined installation KW contact devices KW stable operation range KW hydraulic resistance JO Modern Technologies and Scientific and Technological Progress AU Babina, Y.B. AU Glotov, A.A. AU Dement'ev, A.I. AU Podoplelov, E.V. PY 2022 IS 2022 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»