TY JOUR TI CHOOSING THE OPTIMAL DESIGN OF THE MIXING DEVICE KW mixer KW boiler-type apparatus KW commercial oils JO Modern Technologies and Scientific and Technological Progress AU Mitkeev, 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»