Patents by Inventor Khalsa Kanwal Bahadur

Khalsa Kanwal Bahadur 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).

  • REPAIRING WELLBORES WITH FLUID MOVEMENT BEHIND CASING
    Publication number: 20240191595
    Abstract: A section of casing within a wellbore is milled. After milling the section of the wellbore, the section of the wellbore is underreamed through to a next layer of casing. A setting fluid is squeezed into the section. The setting fluid penetrates micro-channels exposed by the milling and underreaming A scab liner is installed over the section. The scab liner is secured within the wellbore.
    Type: Application
    Filed: February 23, 2024
    Publication date: June 13, 2024
    Inventors: Mohamed M. El Nekhily, Khalsa Kanwal Bahadur, Ibrahim A. Al-Obaidi
  • Repairing wellbores with fluid movement behind casing
    Patent number: 11939835
    Abstract: A section of casing within a wellbore is milled. After milling the section of the wellbore, the section of the wellbore is underreamed through to a next layer of casing. A setting fluid is squeezed into the section. The setting fluid penetrates micro-channels exposed by the milling and underreaming. A scab liner is installed over the section. The scab liner is secured within the wellbore.
    Type: Grant
    Filed: April 4, 2022
    Date of Patent: March 26, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Mohamed M. El Nekhily, Khalsa Kanwal Bahadur, Ibrahim A. Al-Obaidi
  • REPAIRING WELLBORES WITH FLUID MOVEMENT BEHIND CASING
    Publication number: 20230313636
    Abstract: A section of casing within a wellbore is milled. After milling the section of the wellbore, the section of the wellbore is underreamed through to a next layer of casing. A setting fluid is squeezed into the section. The setting fluid penetrates micro-channels exposed by the milling and underreaming. A scab liner is installed over the section. The scab liner is secured within the wellbore.
    Type: Application
    Filed: April 4, 2022
    Publication date: October 5, 2023
    Inventors: Mohamed M. El Nekhily, Khalsa Kanwal Bahadur, Ibrahim A. Al-Obaidi