Patents by Inventor Matthias Dall

Matthias Dall has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Desulphurisation of a storage catalytst by heating
    Publication number: 20030131588
    Abstract: A method of heating a main catalytic converter positioned downstream from at least one primary catalytic converter by supplying unburned fuel generated by the engine in the exhaust gas upstream from the main catalytic converter while at the same time surplus air is present upstream from the main catalytic converter, where the generation of unburned fuel by the engine takes place at a separate time and/or place from the generation of surplus air in the exhaust gas by the engine.
    Type: Application
    Filed: November 25, 2002
    Publication date: July 17, 2003
    Inventors: Eberhard Schnaibel, Oliver Wiemers, Matthias Dall, Andreas Kufferath