%0 Journal Article %T IMPROVEMENT OF THE EFFICIENCY OF THE UNIT FOR THE EXTRACTION OF PROPANE-PROPYLENE FRACTION AT "ANGARSK POLYMER PLANT" %A , .. %A Dement'ev, A.I. %K propane-propylene fraction, rectification, pyrolysis resin %J Modern Technologies and Scientific and Technological Progress %D 2025 %N 2025 %P 1 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»