Patents by Inventor Yu Lin QIU

Yu Lin QIU 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).

  • Catalyst for gasoline engine exhaust gas aftertreatment
    Patent number: 11305260
    Abstract: A catalyst for gasoline engine exhaust gas after-treatment, comprising Pt and optionally at least one other platinum group metal on a hydrothermal stable support material which is coated onto a gasoline particulate filter. The catalyst oxidizes particulate matter trapped in the gasoline particulate filter under low temperature and abates NOx, CO and HC. Also a process for preparing the catalyst is disclosed, and a method for after-treatment of gasoline engine exhaust gas using the catalyst is disclosed.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: April 19, 2022
    Assignee: BASF Corporation
    Inventors: Yun Fei Qi, Jun Cong Jiang, Shau Lin Chen, Weiyong Tang, Yu Lin Qiu, Liang Fang Lv, Yan Zhu Lei
  • CATALYST FOR GASOLINE ENGINE EXHAUST GAS AFTERTREATMENT
    Publication number: 20200406234
    Abstract: A catalyst for gasoline engine exhaust gas after-treatment, comprising Pt and optionally at least one other platinum group metal on a hydrothermal stable support material which is coated onto a gasoline particulate filter. The catalyst oxidizes particulate matter trapped in the gasoline particulate filter under low temperature and abates NOx, CO and HC. Also a process for preparing the catalyst is disclosed, and a method for after-treatment of gasoline engine exhaust gas using the catalyst is disclosed.
    Type: Application
    Filed: February 22, 2019
    Publication date: December 31, 2020
    Applicant: BASF Corporation
    Inventors: Yun Fei QI, Jun Cong JIANG, Shau Lin CHEN, Weiyong TANG, Yu Lin QIU, Liang Fang LV, Yan Zhu LEI