Patents by Inventor Michael Webre

Michael Webre 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 and method for improved tubular grip assurance
    Patent number: 5909768
    Abstract: An apparatus for optionally gripping and releasing a tube, said apparatus having an elevator with a set of slips for optionally gripping and releasing a tube and a spider with a set of slips for optionally gripping and releasing the other end of said tube, said elevator and spider slips being in communication one to the other by pressurized conduits, said conduits forming a pressure circuit to supply pressure to release one set of slips only when the other set of slips is gripping said tube, wherein said apparatus has improved response time, said spider may be hydraulically or pneumatically actuated and said elevator maybe pneumatically operated, and wherein said spider may be flush mounted; and methods.
    Type: Grant
    Filed: May 2, 1998
    Date of Patent: June 8, 1999
    Assignee: Frank's Casing Crews and Rental Tools, Inc.
    Inventors: Dale J. Castille, Michael Webre, Donald Mosing
  • Apparatus and method for improved tubular grip assurance
    Patent number: 5791410
    Abstract: An apparatus for optionally gripping and releasing a tube, said apparatus having an elevator with a set of slips for optionally gripping and releasing a tube and a spider with a set of slips for optionally gripping and releasing the other end of said tube, said elevator and spider slips being in communication one to the other by pressurized conduits, said conduits forming a pressure circuit to supply pressure to release one set of slips only when the other set of slips is gripping said tube, wherein said apparatus has improved response time, said spider may be hydraulically or pneumatically actuated and said elevator maybe pneumatically operated, and wherein said spider may be flush mounted; and methods.
    Type: Grant
    Filed: January 17, 1997
    Date of Patent: August 11, 1998
    Assignee: Frank's Casing Crew & Rental Tools, Inc.
    Inventors: Dale J. Castille, Michael Webre, Donald Mosing