Patents by Inventor Paul Conover

Paul Conover 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).

  • Top drives with shaft multi-seal
    Patent number: 7748473
    Abstract: A top drive system for wellbore operations, the top drive system including motor apparatus, a main shaft driven by the motor apparatus, the main shaft having a top end and a bottom end, a quill connected to the main shaft, a gear system interconnected with the quill and the motor apparatus, and a multi-seal system for sealing against the quill. This abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure and is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, 37 C.F.R. 1.72(b).
    Type: Grant
    Filed: July 11, 2008
    Date of Patent: July 6, 2010
    Assignee: National Oilwell Varco, L.P.
    Inventors: Lawrence E. Wells, Preston Fox, Cliff Swiontek, Svein Stubstad, Howard L. Ervin, James D. Brugman, Paul Conover
  • Top drives with shaft multi-seal
    Publication number: 20090044982
    Abstract: A top drive system for wellbore operations, the top drive system including motor apparatus, a main shaft driven by the motor apparatus, the main shaft having a top end and a bottom end, a quill connected to the main shaft, a gear system interconnected with the quill and the motor apparatus, and a multi-seal system for sealing against the quill. This abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure and is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, 37 C.F.R. 1.72(b).
    Type: Application
    Filed: July 11, 2008
    Publication date: February 19, 2009
    Inventors: Lawrence E. Wells, Preston Fox, Cliff Swiontek, Svein Stubstad, Howard L. Ervin, James D. Brugman, Paul Conover
  • Multi-seal for top drive shaft
    Patent number: 7487848
    Abstract: A multi-seal sealing assembly with multiple seals so that when one seal wears out another can be moved into sealing position; and a top drive system for wellbore operations with such a sealing assembly; the sealing assembly in one aspect having a seal carrier movable to move at least one secondary seal into sealing position when a primary seal has worn out.
    Type: Grant
    Filed: April 28, 2006
    Date of Patent: February 10, 2009
    Assignee: Varco I/P, Inc.
    Inventors: Larry Wells, Svein Stubstad, Howard Ervin, James D. Brugman, Paul Conover
  • Multi-seal for top drive shaft
    Publication number: 20070251705
    Abstract: A multi-seal sealing assembly with multiple seals so that when one seal wears out another can be moved into sealing position; and a top drive system for wellbore operations with such a sealing assembly; the sealing assembly in one aspect having a seal carrier movable to move at least one secondary seal into sealing position when a primary seal has worn out.
    Type: Application
    Filed: April 28, 2006
    Publication date: November 1, 2007
    Inventors: Lawrence Wells, Svein Stubstad, Howard Ervin, James Brugman, Paul Conover
  • Method and apparatus for generating readable, unique identifiers
    Publication number: 20060218178
    Abstract: A computer apparatus receives seed characters relating to an object and accesses rules to generate an identifier. The identifier includes a human-readable component that conveys understanding to a non-skilled user. The identifier complies with limitations dictated by the rules and is not based on random generation.
    Type: Application
    Filed: March 28, 2005
    Publication date: September 28, 2006
    Applicant: Altiris, Inc.
    Inventors: Lincoln Cannon, Paul Conover