TY JOUR TI PURIFICATION OF CHEMICALLY CONTAMINATED WASTEWATER OF AROMATIC COMPOUND IN PRODUCTION OF STYRENE KW styrene KW benzene KW ethylbenzene KW foaming apparatus KW degree of purification. JO Scientific Papers Collection of the Angarsk State Technical University AU Ul'yanov, B.A. AU Fereferov, M.Y. AU Raskulova, T.V. PY 2019 IS 2019 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»