Patents by Inventor Garry M. Howitt

Garry M. Howitt 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).

  • Jetting device for wellbore annulus
    Patent number: 11578563
    Abstract: A tubular jetting device includes at least one inlet port that includes a first inlet opening in an inner surface of the tubular jetting device where the inner surface defines a center bore. The at least one inlet port also includes a second inlet opening in an end surface of the tubular jetting device and an inlet channel extending between the first inlet opening and the second inlet opening. The tubular jetting device further includes at least one exhaust port that includes a first exhaust opening in the end surface, a second exhaust opening in an outer surface of the tubular jetting device, and an exhaust channel extending between the first exhaust opening and the second exhaust opening.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: February 14, 2023
    Assignee: Halliburton Energy Services, Inc.
    Inventor: Garry M. Howitt
  • JETTING DEVICE FOR WELLBORE ANNULUS
    Publication number: 20210332671
    Abstract: A tubular jetting device includes at least one inlet port that includes a first inlet opening in an inner surface of the tubular jetting device where the inner surface defines a center bore. The at least one inlet port also includes a second inlet opening in an end surface of the tubular jetting device and an inlet channel extending between the first inlet opening and the second inlet opening. The tubular jetting device further includes at least one exhaust port that includes a first exhaust opening in the end surface, a second exhaust opening in an outer surface of the tubular jetting device, and an exhaust channel extending between the first exhaust opening and the second exhaust opening.
    Type: Application
    Filed: December 4, 2018
    Publication date: October 28, 2021
    Inventor: Garry M. Howitt