Patents by Inventor Merlin Thiry

Merlin Thiry 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).

  • Rod pump stuffing box
    Patent number: 7861771
    Abstract: A stuffing box for sealing around a polished rod in a well including a cylindrical connector for receiving the polished rod, a packing member having top and lateral surfaces and wherein the packing member is concentrically disposed around the polished rod, a body concentrically disposed around the packing member and sealing engaging the cylindrical connector, and wherein the body may be selectively moved to expose the top and lateral surface of the packing members is disclosed. A method of repairing, redressing, or replacing packing members of a stuffing box including providing a stuffing box at a wellhead, manipulating the stuffing box such that top and lateral surfaces of the packing members are exposed, removing the packing members, and redressing the stuffing box with new packing members is also disclosed.
    Type: Grant
    Filed: June 11, 2007
    Date of Patent: January 4, 2011
    Assignee: Smith International, Inc.
    Inventors: Paul McCreedy, Merlin Thiry, Ray Neudorf
  • ROD PUMP STUFFING BOX
    Publication number: 20070284115
    Abstract: A stuffing box for sealing around a polished rod in a well including a cylindrical connector for receiving the polished rod, a packing member having top and lateral surfaces and wherein the packing member is concentrically disposed around the polished rod, a body concentrically disposed around the packing member and sealing engaging the cylindrical connector, and wherein the body may be selectively moved to expose the top and lateral surface of the packing members is disclosed. A method of repairing, redressing, or replacing packing members of a stuffing box including providing a stuffing box at a wellhead, manipulating the stuffing box such that top and lateral surfaces of the packing members are exposed, removing the packing members, and redressing the stuffing box with new packing members is also disclosed.
    Type: Application
    Filed: June 11, 2007
    Publication date: December 13, 2007
    Applicant: SMITH INTERNATIONAL, INC.
    Inventors: Paul McCreedy, Merlin Thiry, Ray Neudorf