Patents by Inventor Yunhao Wu

Yunhao Wu 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).

  • Patent number: 11078791
    Abstract: It discloses a grouting bolt-cable composite beam and supporting method for advanced support of fractured surrounding rock in deep coal mines. The quadrate plates are fixed at both ends of the steel beam, the anchor cable holes are arranged in the center of the steel beam and the quadrate plates, and the diameter of anchor bolt holes should be larger than that of the grouting cables. There are four anchor bolt holes on each quadrate plate, and each anchor bolt hole corresponds to a anchor plate, the horizontal surface of the anchor plate is close to the quadrate plate, and the arc parts of the four anchor plates are all facing the center of the quadrate plate.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: August 3, 2021
    Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xuesheng Liu, Deyuan Fan, Yunliang Tan, Kang Yang, Shilin Song, Yunhao Wu, Xuebin Li, Xin Wang
  • Publication number: 20210087931
    Abstract: It discloses a grouting bolt-cable composite beam and supporting method for advanced support of fractured surrounding rock in deep coal mines. The quadrate plates are fixed at both ends of the steel beam, the anchor cable holes are arranged in the center of the steel beam and the quadrate plates, and the diameter of anchor bolt holes should be larger than that of the grouting cables. There are four anchor bolt holes on each quadrate plate, and each anchor bolt hole corresponds to a anchor plate, the horizontal surface of the anchor plate is close to the quadrate plate, and the arc parts of the four anchor plates are all facing the center of the quadrate plate.
    Type: Application
    Filed: December 3, 2020
    Publication date: March 25, 2021
    Inventors: Xuesheng Liu, Deyuan Fan, Yunliang Tan, Kang Yang, Shilin Song, Yunhao Wu, Xuebin Li, Xin Wang