Patents by Inventor Robert Ross Murdoch

Robert Ross Murdoch 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).

  • Expandable liner hanger with post-setting fluid flow path
    Patent number: 11473408
    Abstract: A wellbore completion system includes an expandable liner hanger with a post-setting fluid flow path. The system includes an expandable liner hanger that can be expanded by a running tool prior to a completion operation in a wellbore. The system also includes a circulating sleeve that can be manipulated by the running tool. The circulating sleeve can provide a return path for fluid internal to the expandable liner hanger for the completion operation that is performed subsequent to releasing the running tool from the expandable liner hanger.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: October 18, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Daniel Craig Newton, Robert Ross Murdoch
  • EXPANDABLE LINER HANGER WITH POST-SETTING FLUID FLOW PATH
    Publication number: 20210404298
    Abstract: A wellbore completion system includes an expandable liner hanger with a post-setting fluid flow path. The system includes an expandable liner hanger that can be expanded by a running tool prior to a completion operation in a wellbore. The system also includes a circulating sleeve that can be manipulated by the running tool. The circulating sleeve can provide a return path for fluid internal to the expandable liner hanger for the completion operation that is performed subsequent to releasing the running tool from the expandable liner hanger.
    Type: Application
    Filed: June 29, 2020
    Publication date: December 30, 2021
    Inventors: Daniel Craig Newton, Robert Ross Murdoch