00710naa#a2200181#i#450# EN\\bibl\97558 20250509023908.5 2686-9896 20250428b2025####ek#y0engy0150####ca RU IMPROVEMENT OF THE EFFICIENCY OF THE UNIT FOR THE EXTRACTION OF PROPANE-PROPYLENE FRACTION AT "ANGARSK POLYMER PLANT" Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2025 1 с. Journal article local Строительные материалы и изделия. 691 Dement'ev Anatoliy Ivanovich angtu.editorum.ru