TY JOUR TI RECONSTRUCTION OF SHELL-AND-TUBE HEAT EXCHANGER FOR WASTEWATER COOLING IN VINYL CHLORIDE PRODUCTION KW shell-and-tube apparatus KW reconstruction of the heat exchanger heat transfer KW hydraulic resistance JO Scientific Papers Collection of the Angarsk State Technical University AU Scherbin, S.A. AU Glotov, V.A. PY 2026 IS 2026 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»