Patents Examined by Marguerite MaMahon
  • Process for reducing the exhaust gas emissions of an internal combustion engine for motor vehicles with catalytic converter
    Patent number: 5836152
    Abstract: In order to reduce the exhaust gas emissions of an internal combustion engine (10) for automotive vehicles including an exhaust gas catalytic converter (18), a ram condition will be generated at least during the starting phase in the exhaust gas conduit (16), which ram condition provides for an increase of pressure at the exhaust gas outlet of the engine of at least 0.5 bar, preferably of at least 1 bar, and the engine is additionally loaded at rapid load and speed changes.
    Type: Grant
    Filed: September 10, 1996
    Date of Patent: November 17, 1998
    Assignee: Schatz Thermo Gastech GmbH
    Inventor: Oskar Schatz