Patents by Inventor Andrew Cayson

Andrew Cayson 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).

  • Frac and gravel packing system having return path and method
    Patent number: 10669820
    Abstract: A frac and gravel packing system including a tubular having a longitudinal axis, a wall defining an interior flowbore, a radial frac port and a radial production port extending through the wall in a first zone of an annular region surrounding the tubular; a screen surrounding the production port, the frac port not covered by the screen; a sleeve system including a sleeve longitudinally shiftable with respect to the longitudinal axis of the tubular, the sleeve configured to cover the frac port in a first position of the sleeve and uncover the frac port in a second position of the sleeve; and, a return path arranged to permit return fluid from a fracturing operation to exit the first zone of the annular region, wherein the return fluid passes through the screen prior to accessing the return path.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: June 2, 2020
    Assignee: BAKER HUGHES, A GE COMPANY, LLC
    Inventors: James Smith, Adam McGuire, Wilfred Provost, Hector Mireles, Andrew Cayson
  • FRAC AND GRAVEL PACKING SYSTEM HAVING RETURN PATH AND METHOD
    Publication number: 20180094508
    Abstract: A frac and gravel packing system including a tubular having a longitudinal axis, a wall defining an interior flowbore, a radial frac port and a radial production port extending through the wall in a first zone of an annular region surrounding the tubular; a screen surrounding the production port, the frac port not covered by the screen; a sleeve system including a sleeve longitudinally shiftable with respect to the longitudinal axis of the tubular, the sleeve configured to cover the frac port in a first position of the sleeve and uncover the frac port in a second position of the sleeve; and, a return path arranged to permit return fluid from a fracturing operation to exit the first zone of the annular region, wherein the return fluid passes through the screen prior to accessing the return path.
    Type: Application
    Filed: January 30, 2017
    Publication date: April 5, 2018
    Applicant: Baker Hughes Incorporated
    Inventors: James Smith, Adam McGuire, Wilfred Provost, Hector Mireles, Andrew Cayson