Patents by Inventor Linrui LI

Linrui LI 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).

  • Rock specimen and method for testing pure shear of the same
    Patent number: 10048182
    Abstract: A rock specimen, including a rock body. The rock body includes: an upper part, an upper end face, a first circular groove, a first cylinder, a first circular body, a lower part, a lower end face, a second circular groove, a second cylinder, and a second circular body. The first circular groove is disposed on the upper end face of the rock body and has a circle center coinciding with a center of the upper end face. A method for testing pure shear of the rock specimen, includes: 1) disposing the rock specimen on a test bench of a rock mechanics testing system, allowing the end face of the second circular body to contact the test bench; and 2) operating the rock mechanics testing system, loading a pressure on the rock specimen via the end face of the first cylinder and the end face of the second circular body.
    Type: Grant
    Filed: October 12, 2015
    Date of Patent: August 14, 2018
    Assignee: SICHUAN UNIVERSITY
    Inventors: Jianfeng Liu, Heping Xie, Jianhui Deng, Lu Wang, Jianliang Pei, Yong Xiang, Linrui Li, Yu Bian, Huining Xu, Zhiwei Zhou
  • ROCK SPECIMEN AND METHOD FOR TESTING PURE SHEAR OF THE SAME
    Publication number: 20160103049
    Abstract: A rock specimen, including a rock body. The rock body includes: an upper part, an upper end face, a first circular groove, a first cylinder, a first circular body, a lower part, a lower end face, a second circular groove, a second cylinder, and a second circular body. The first circular groove is disposed on the upper end face of the rock body and has a circle center coinciding with a center of the upper end face. A method for testing pure shear of the rock specimen, includes: 1) disposing the rock specimen on a test bench of a rock mechanics testing system, allowing the end face of the second circular body to contact the test bench; and 2) operating the rock mechanics testing system, loading a pressure on the rock specimen via the end face of the first cylinder and the end face of the second circular body.
    Type: Application
    Filed: October 12, 2015
    Publication date: April 14, 2016
    Inventors: Jianfeng LIU, Heping XIE, Jianhui DENG, Lu WANG, Jianliang PEI, Yong XIANG, Linrui LI, Yu BIAN, Huining XU, Zhiwei ZHOU