TY JOUR TI THE USE OF DISCRETELY ROUGH HEAT EXCHANGE SURFACES TO INCREASE THE INTER-REPAIR RUN OF THE PYROLYSIS FURNACE KW pyrolysis KW tubular furnace KW tube coil of the radiant chamber KW turbulators JO Bulletin of the Angarsk State Technical University AU Scherbin, S.A. AU Yurinsky, V.A. PY 2024 IS 1 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»