TY JOUR TI THE EFFECT OF PRESSURE IN THE SYSTEM ON THE RELEASE OF BUTYL ALCOHOLS OF THE REQUIRED PURITY KW phase equilibrium KW divinyl KW butyl alcohols JO Scientific Papers Collection of the Angarsk State Technical University AU Ul'yanov, B.A. AU Semenov, I.A. PY 2023 IS 2023 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»