Patents by Inventor James Metson

James Metson 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 methods for deploying cementing plugs
    Patent number: 8887807
    Abstract: An apparatus for installing cement plugs into a well, comprising a protective sleeve having one end adapted to be attached to the end of a drill pipe and arranged to carry a cementing plug around its outer surface such that a dart passing through the drill pipe can pass through the sleeve and engage only on formations on the plug to withdraw it from the end of the sleeve.
    Type: Grant
    Filed: November 24, 2009
    Date of Patent: November 18, 2014
    Assignee: Schlumberger Technology Corporation
    Inventors: Philippe Gambier, Laurent Coquilleau, James Metson
  • Apparatus And Methods For Deploying Cementing Plugs
    Publication number: 20130014948
    Abstract: An apparatus for installing cement plugs into a well, comprising a protective sleeve having one end adapted to be attached to the end of a drill pipe and arranged to carry a cementing plug around its outer surface such that a dart passing through the drill pipe can pass through the sleeve and engage only on formations on the plug to withdraw it from the end of the sleeve.
    Type: Application
    Filed: November 24, 2009
    Publication date: January 17, 2013
    Applicant: Schlumberger Technology Corporation
    Inventors: Philippe Gambier, Laurent Coquilleau, James Metson
  • Transmission system for pump drive
    Patent number: 7901314
    Abstract: A transmission system for use in a pump system comprising a prime mover driving a pump, the transmission system comprising: an epicylic gear system comprising a sun gear and a ring gear, and a planet gear engaged between the sun gear and ring gear; a main input drive arranged to be driven by the prime mover; an auxiliary input drive arranged to be driven by the prime mover; and an output drive arranged to drive the pump; wherein the main input drive is connected to the sun gear and either (i) the auxiliary input drive is connected to the ring gear and the output drive is lead from the planet gear; or (ii) the auxiliary input drive is connected to the planet gear and the output drive is lead from the ring gear.
    Type: Grant
    Filed: September 4, 2007
    Date of Patent: March 8, 2011
    Assignee: Schlumberger Technology Corporation
    Inventors: André Salvaire, James Metson
  • Transmission System for Pump Drive
    Publication number: 20080182699
    Abstract: A transmission system for use in a pump system comprising a prime mover driving a pump, the transmission system comprising: an epicylic gear system comprising a sun gear and a ring gear, and a planet gear engaged between the sun gear and ring gear; a main input drive arranged to be driven by the prime mover; an auxiliary input drive arranged to be driven by the prime mover; and an output drive arranged to drive the pump; wherein the main input drive is connected to the sun gear and either (i) the auxiliary input drive is connected to the ring gear and the output drive is lead from the planet gear; or (ii) the auxiliary input drive is connected to the planet gear and the output drive is lead from the ring gear.
    Type: Application
    Filed: September 4, 2007
    Publication date: July 31, 2008
    Inventors: Andre SALVAIRE, James Metson