CATALYTIC CONVERTER WITH UTILIZATION OF HEAT OF ENGINE EXHAUST GASES Russian patent published in 1999 - IPC

FIELD: mechanical engineering; internal combustion engines; cleaning of exhaust gases. SUBSTANCE: catalytic converter has housing with covers, inlet and outlet branch pipes, catalytic blocks and engine heater with external heat supply which is arranged in housing to form ring channel between heater and block surface. Heat exchanger designed for cooling working medium of engine with external heat supply is brought out of the housing limits and is connected with air blower connected to engine with external heat supply and with air branch pipe in housing. EFFECT: increased fuel economy of engine, enhanced cleaning of exhaust gases. 1 dwg