Patents by Inventor Murray Dowsett

Murray Dowsett 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).

  • Flow control apparatus
    Patent number: 8967265
    Abstract: A flow control apparatus for use in a wellbore comprises a screen, a first inflow control device and a second inflow control device, wherein a fluid inflow path is provided through the screen and from an outer portion to an inner portion of each inflow control device. A method of cleaning a flow control apparatus such as that described above comprises providing in a wellbore a flow control apparatus comprising at least one screen and at least one inflow control device wherein a fluid inflow path is provided through the at least one screen and from an outer portion to an inner portion of the at least one inflow control device, targeting the at least one inflow control device with a treatment fluid and delivering the treatment fluid such that the fluid flows in a reverse direction along the fluid inflow path.
    Type: Grant
    Filed: July 21, 2011
    Date of Patent: March 3, 2015
    Assignee: Weatherford U.K. Limited
    Inventors: Abdurrezagh Awid, Annabel Green, Murray Dowsett
  • Flow Control Apparatus
    Publication number: 20120067588
    Abstract: A flow control apparatus for use in a wellbore comprises a screen, a first inflow control device and a second inflow control device, wherein a fluid inflow path is provided through the screen and from an outer portion to an inner portion of each inflow control device. A method of cleaning a flow control apparatus such as that described above comprises providing in a wellbore a flow control apparatus comprising at least one screen and at least one inflow control device wherein a fluid inflow path is provided through the at least one screen and from an outer portion to an inner portion of the at least one inflow control device, targeting the at least one inflow control device with a treatment fluid and delivering the treatment fluid such that the fluid flows in a reverse direction along the fluid inflow path.
    Type: Application
    Filed: July 21, 2011
    Publication date: March 22, 2012
    Applicant: WEATHERFORD U.K. LIMITED
    Inventors: Abdurrezagh Awid, Annabel Green, Murray Dowsett