VEHICLE EXHAUST GAS COMBINATION EMISSION CONTROL SYSTEM Russian patent published in 1999 - IPC

FIELD: mechanical engineering; cleaning of exhaust gases of internal combustion engines of vehicles. SUBSTANCE: system has perforated pipe horizontally placed in tank with neutralizing liquid and connected by one end with inlet branch pipe, the other end of pipe being stopped, conical shell placed on end of diffuser pointed to neutralizing liquid and forming converging outlet channel. The following members are installed in tandem in outlet branch pipe of housing: filtering member made in form of two stages: wire and louvered separators, and heat exchanger communicating by not medium with Venturi scrubber converging member and by cold medium, with catalyst case installed after heat exchanger. System has pipeline with electromagnetic valves. EFFECT: enhanced entrapping of harmful matter from exhaust gases, improved reliability of operation. 3 cl, 1 dwg