%0 Journal Article %T SEPARATION OF THE BUTENEN-DIVINYL FRACTION INTO ENRICHED RAW MATERIAL STREAMS %A Ul'yanov, B.A. %A Semenov, I.A. %A Evseeva, D.V. %K butadiene, extractive rectification, acetonitrile %J Scientific Papers Collection of the Angarsk State Technical University %D 2023 %N 2023 %P 2 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»