Patents by Inventor Yongwang JIANG

Yongwang JIANG 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).

  • Supercritical carbon dioxide fracturing core holder under the influence of pore pressure saturation
    Patent number: 10823651
    Abstract: The present invention provides a supercritical carbon dioxide core fracturing holder under pore pressure saturation, including a holding sleeve; a left end sleeve and a right end sleeve are correspondingly embedded at the two end ports of the holding sleeve, and a fixed plug is docked to the left end sleeve; a moving plug movably passes through the right end sleeve, and a piston ring is formed on the outer side face of the moving plug; a sealing rubber sleeve for holding a test sample is disposed; two axial fluid injection pipelines are correspondingly disposed within the fixed plug and the moving plug; and an axial displacement measuring device is disposed between the outer end of the right end sleeve and the moving plug, and a fluid injection chamber is formed between the inner wall of the holding sleeve and the outer side face of the sealing rubber sleeve.
    Type: Grant
    Filed: April 28, 2018
    Date of Patent: November 3, 2020
    Assignee: China University of Petroleum—Beijing (CUPB)
    Inventors: Guangqing Zhang, Yuanyuan Wang, Yongwang Jiang, Cankun Lin
  • SUPERCRITICAL CARBON DIOXIDE FRACTURING CORE HOLDER UNDER THE INFLUENCE OF PORE PRESSURE SATURATION
    Publication number: 20190025169
    Abstract: The present invention provides a supercritical carbon dioxide core fracturing holder under pore pressure saturation, including a holding sleeve; a left end sleeve and a right end sleeve are correspondingly embedded at the two end ports of the holding sleeve, and a fixed plug is docked to the left end sleeve; a moving plug movably passes through the right end sleeve, and a piston ring is formed on the outer side face of the moving plug; a sealing rubber sleeve for holding a test sample is disposed; two axial fluid injection pipelines are correspondingly disposed within the fixed plug and the moving plug; and an axial displacement measuring device is disposed between the outer end of the right end sleeve and the moving plug, and a fluid injection chamber is formed between the inner wall of the holding sleeve and the outer side face of the sealing rubber sleeve.
    Type: Application
    Filed: April 28, 2018
    Publication date: January 24, 2019
    Inventors: Guangqing ZHANG, Yuanyuan WANG, Yongwang JIANG, Cankun LIN