Patents by Inventor Nathalie Janine SCHWEITZER

Nathalie Janine SCHWEITZER 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).

  • Method for desulphurising a nitrogen oxide accumulator catalytic converter
    Patent number: 11286824
    Abstract: A method for desulphurising a nitrogen oxide accumulator catalytic converter of an exhaust gas system that includes the nitrogen oxide accumulator catalytic converter and at least one selective catalytic reduction catalytic converter disposed downstream of the nitrogen oxide accumulator catalytic converter, of an internal combustion engine, where a desulphurisation strategy, on the basis of which the nitrogen oxide accumulator catalytic converter is desulphurised, is adjusted to the ageing of the nitrogen oxide accumulator catalytic converter.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: March 29, 2022
    Assignee: Daimler AG
    Inventors: Thorsten Woog, Berthold Keppeler, Nathalie Janine Schweitzer
  • Method for Desulphurising a Nitrogen Oxide Accumulator Catalytic Converter
    Publication number: 20210270166
    Abstract: A method for desulphurising a nitrogen oxide accumulator catalytic converter of an exhaust gas system that includes the nitrogen oxide accumulator catalytic converter and at least one selective catalytic reduction catalytic converter disposed downstream of the nitrogen oxide accumulator catalytic converter, of an internal combustion engine, where a desulphurisation strategy, on the basis of which the nitrogen oxide accumulator catalytic converter is desulphurised, is adjusted to the ageing of the nitrogen oxide accumulator catalytic converter.
    Type: Application
    Filed: June 6, 2019
    Publication date: September 2, 2021
    Applicant: Daimler AG
    Inventors: Thorsten WOOG, Berthold KEPPELER, Nathalie Janine SCHWEITZER