TY JOUR TI INVESTIGATION OF HEAT TRANSFER IN STUDDED PIPES KW shell-and-tube heat exchanger KW heat transfer KW intensification KW electrometallizer KW studded pipes JO Bulletin of the Angarsk State Technical University AU Dement'ev, A.I. AU Podoplelov, E.V. AU Petrushin, G.A. AU Petrushina, A.D. PY 2023 IS 1 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»