Patents by Inventor Craig Willis Clark

Craig Willis Clark 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).

  • Lockable anchor for insertable progressing cavity pump
    Patent number: 8082985
    Abstract: Embodiments of the invention generally relate to methods and apparatuses for anchoring progressing cavity (PC) pumps. In one embodiment, a method of anchoring a PC pump to a string of tubulars disposed in a wellbore which includes acts of inserting the PC pump and anchor assembly into the tubular. Running the PC pump and anchor assembly through the tubular to any first longitudinal location along the tubular string. Longitudinally and rotationally coupling the PC pump and the anchor assembly to the tubular and forming a seal between the PC pump and the tubular string at the first location and performing a downhole operation in the tubular.
    Type: Grant
    Filed: February 9, 2011
    Date of Patent: December 27, 2011
    Assignee: Weatherford/Lamb, Inc.
    Inventors: Craig Willis Clark, Todd A. Wilson
  • LOCKABLE ANCHOR FOR INSERTABLE PROGRESSING CAVITY PUMP
    Publication number: 20110127030
    Abstract: Embodiments of the invention generally relate to methods and apparatuses for anchoring progressing cavity (PC) pumps. In one embodiment, a method of anchoring a PC pump to a string of tubulars disposed in a wellbore which includes acts of inserting the PC pump and anchor assembly into the tubular. Running the PC pump and anchor assembly through the tubular to any first longitudinal location along the tubular string. Longitudinally and rotationally coupling the PC pump and the anchor assembly to the tubular and forming a seal between the PC pump and the tubular string at the first location and performing a downhole operation in the tubular.
    Type: Application
    Filed: February 9, 2011
    Publication date: June 2, 2011
    Inventors: Craig Willis Clark, Todd A. Wilson
  • Method of anchoring a progressing cavity pump
    Patent number: 7905294
    Abstract: Embodiments of the present invention generally relate to methods and apparatuses for anchoring progressing cavity (PC) pumps. In one embodiment, a method of anchoring a PC pump to a string of tubulars disposed in a wellbore which includes acts of inserting the PC pump and anchor assembly into the tubular. Running the PC pump and anchor assembly through the tubular to any first longitudinal location along the tubular string. Longitudinally and rotationally coupling the PC pump and the anchor assembly to the tubular and forming a seal between the PC pump and the tubular string at the first location and performing a downhole operation in the tubular.
    Type: Grant
    Filed: July 26, 2007
    Date of Patent: March 15, 2011
    Assignee: Weatherford/Lamb, Inc.
    Inventors: Craig Willis Clark, Todd A. Wilson
  • LOCKABLE ANCHOR FOR INSERTABLE PROGRESSING CAVITY PUMP
    Publication number: 20090025943
    Abstract: Embodiments of the present invention generally relate to methods and apparatuses for anchoring progressing cavity (PC) pumps. In one embodiment, a method of anchoring a PC pump to a string of tubulars disposed in a wellbore which includes acts of inserting the PC pump and anchor assembly into the tubular. Running the PC pump and anchor assembly through the tubular to any first longitudinal location along the tubular string. Longitudinally and rotationally coupling the PC pump and the anchor assembly to the tubular and forming a seal between the PC pump and the tubular string at the first location and performing a downhole operation in the tubular.
    Type: Application
    Filed: July 26, 2007
    Publication date: January 29, 2009
    Inventors: Craig Willis Clark, Todd A. Wilson