Patents by Inventor Hongxuan Qin

Hongxuan Qin 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).

  • Annular cooling device for large-scale cylindrical shell
    Patent number: 11577289
    Abstract: The present invention discloses an annular cooling device for large-scale cylindrical shell, which comprises a plurality of inner jet devices and outer jet devices; the inner jet devices are arranged inside the cylindrical shell along the inner periphery; the outer jet devices are arranged outside the cylindrical shell along the outer periphery; each inner jet device and each outer jet device are oppositely arranged; the inner jet devices are used for spraying cooling medium to the inner wall of the cylindrical shell; the outer jet devices are used for spraying the cooling medium to the outer wall of the cylindrical shell; and the spray ranges of each inner jet device and each outer jet device in the axial direction of the cylindrical shell are both greater than the length of the cylindrical shell.
    Type: Grant
    Filed: January 12, 2021
    Date of Patent: February 14, 2023
    Assignee: YANSHAN UNIVERSITY
    Inventors: Suwen Chen, Xingxing Yuan, Jie Li, Hongxuan Qin
  • Annular Cooling Device for Large-Scale Cylindrical Shell
    Publication number: 20210213502
    Abstract: The present invention discloses an annular cooling device for large-scale cylindrical shell, which comprises a plurality of inner jet devices and outer jet devices; the inner jet devices are arranged inside the cylindrical shell along the inner periphery; the outer jet devices are arranged outside the cylindrical shell along the outer periphery; each inner jet device and each outer jet device are oppositely arranged; the inner jet devices are used for spraying cooling medium to the inner wall of the cylindrical shell; the outer jet devices are used for spraying the cooling medium to the outer wall of the cylindrical shell; and the spray ranges of each inner jet device and each outer jet device in the axial direction of the cylindrical shell are both greater than the length of the cylindrical shell.
    Type: Application
    Filed: January 12, 2021
    Publication date: July 15, 2021
    Inventors: Suwen Chen, Xingxing Yuan, Jie Li, Hongxuan Qin