Patents by Inventor Xueyi Cong

Xueyi Cong 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).

  • Apparatus for continuously perforating in oil wells
    Patent number: 6637507
    Abstract: The invention relates to a process for continuously perforating in a wellbore comprising the following steps of determining a location to be perforated in the wellbore proximate an oil formation; placing an apparatus comprising a plurality of charges to said location in the wellbore; and continuously conducting perforation at said location with said charges in the apparatus. The invention also provides an apparatus for specifically performing the process, which comprises a transmitting system, a positioning system and a controlling system. The process and the apparatus can be used in a poor condition of the formation.
    Type: Grant
    Filed: November 15, 2001
    Date of Patent: October 28, 2003
    Assignee: Beijing Jinsuodao Investment and Consulting Co., Ltd.
    Inventor: Xueyi Cong
  • Process for Continuously perforating in oil wells and apparatus used for the same
    Publication number: 20020060072
    Abstract: The invention relates to a process for continuously perforating in a wellbore comprising the following steps of determining a location to be perforated in the wellbore proximate an oil formation; placing an apparatus comprising a plurality of charges to said location in the wellbore; and continuously conducting perforation at said location with said charges in the apparatus. The invention also provides an apparatus for specifically performing the process, which comprises a transmitting system, a positioning system and a controlling system. The process and the apparatus can be used in a poor condition of the formation.
    Type: Application
    Filed: November 15, 2001
    Publication date: May 23, 2002
    Inventor: Xueyi Cong