TY JOUR TI DEVELOPING AND TESTING A CASCADE COOLING SYSTEM USING A REFRIGERANTS MIXTURE KW cascade refrigeration machine KW mixed refrigerant KW low-temperature refrigeration machine KW refrigeration system JO Bulletin of KSAU AU Korotkiy, I.A. AU Usov, A.V. AU Korotkaya, E.V. AU Rasshchepkin, A.N. PY 2026 IS 0 PB Krasnoyarsk State Agrarian University