Patents by Inventor Chetan Kishorrao Chawane

Chetan Kishorrao Chawane 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).

  • Exhaust gas aftertreatment systems
    Patent number: 11691120
    Abstract: An exhaust gas aftertreatment system includes a housing assembly and a reductant delivery system. The housing assembly includes an upstream housing, a first inlet tube, a second inlet tube, and a mixing housing. The first inlet tube is coupled to the upstream housing and configured to receive a first portion of exhaust gas from the upstream housing. The second inlet tube is coupled to the upstream housing and configured to receive a second portion of the exhaust gas from the upstream housing. The mixing housing is coupled to the first inlet tube and the second inlet tube. The mixing housing is configured to receive the first portion of the exhaust gas from the first inlet tube and receive the second portion of the exhaust gas from the second inlet tube. The mixing housing is separated from the upstream housing by the first inlet tube and the second inlet tube.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: July 4, 2023
    Assignee: CUMMINS EMISSION SOLUTIONS INC.
    Inventors: Robert G. Sperry, Chetan Kishorrao Chawane, Karan Shaileshkumar Chinaiwala, Enoch Nanduru
  • EXHAUST GAS AFTERTREATMENT SYSTEMS
    Publication number: 20230191358
    Abstract: An exhaust gas aftertreatment system includes a housing assembly and a reductant delivery system. The housing assembly includes an upstream housing, a first inlet tube, a second inlet tube, and a mixing housing. The first inlet tube is coupled to the upstream housing and configured to receive a first portion of exhaust gas from the upstream housing. The second inlet tube is coupled to the upstream housing and configured to receive a second portion of the exhaust gas from the upstream housing. The mixing housing is coupled to the first inlet tube and the second inlet tube. The mixing housing is configured to receive the first portion of the exhaust gas from the first inlet tube and receive the second portion of the exhaust gas from the second inlet tube. The mixing housing is separated from the upstream housing by the first inlet tube and the second inlet tube.
    Type: Application
    Filed: December 20, 2021
    Publication date: June 22, 2023
    Applicant: Cummins Emission Solutions Inc.
    Inventors: Robert G. Sperry, Chetan Kishorrao Chawane, Karan Shaileshkumar Chinaiwala, Enoch Nanduru
  • Exhaust gas aftertreatment system
    Patent number: D967863
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: October 25, 2022
    Assignee: Cummins Emission Solutions Inc.
    Inventors: Robert G. Sperry, Chetan Kishorrao Chawane, Karan Shaileshkumar Chinaiwala, Enoch Nanduru
  • Exhaust gas aftertreatment system
    Patent number: D967864
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: October 25, 2022
    Assignee: Cummins Emission Solutions Inc.
    Inventors: Robert G. Sperry, Chetan Kishorrao Chawane, Karan Shaileshkumar Chinaiwala, Enoch Nanduru