Patents by Inventor Xuexiang SHEN

Xuexiang SHEN 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).

  • Downhole casing expansion tool and method of expanding casings using the same
    Patent number: 9347297
    Abstract: A downhole casing expansion tool and a method of expanding casings using the same. The expansion tool includes an expansion module for expanding casings and a drive module for driving the expansion module. The diameter of the openhole can be kept consistent by the expansion tool, so that monohole well drilling and completion operations can be carried out. The expansion tool is particularly suitable for constructions in deep, ultra-deep and complex wells.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: May 24, 2016
    Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, DRILLING TECHNOLOGY RESEARCH INSTITUTE OF SINOPEC OILFIELD SERVICE SHENGLI CORPORATION
    Inventors: Zuohui Li, Ming Tang, Liugen Wu, Jianzhong Ma, Peng Cai, Zhigang Peng, Wansheng Zhu, Chenglei Tang, Zhaozheng Teng, Xuetao Ning, Haibo Zhu, Xuexiang Shen
  • DOWNHOLE CASING EXPANSION TOOL AND METHOD OF EXPANDING CASINGS USING THE SAME
    Publication number: 20140110136
    Abstract: The present disclosure relates to a downhole casing expansion tool and to a method of expanding casings using the same. The expansion tool comprises an expansion module for expanding casings and a drive module for driving the expansion module. The diameter of the openhole can be kept consistent by the expansion tool according to the present disclosure, so that monohole well drilling and completion operations can be carried out. The expansion tool according to the present disclosure is particularly suitable for constructions in deep, ultra-deep and complex wells.
    Type: Application
    Filed: October 18, 2013
    Publication date: April 24, 2014
    Applicants: Drilling Technology Research Institute of Sinopec Oilfield Service Shengli Corporation, China Petroleum & Chemical Corporation
    Inventors: Zuohui LI, Ming TANG, Liugen WU, Jianzhong MA, Peng CAI, Zhigang PENG, Wansheng ZHU, Chenglei TANG, Zhaozheng TENG, Xuetao NING, Haibo ZHU, Xuexiang SHEN