Patents by Inventor Darcy Culp

Darcy Culp 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).

  • Method to reduce the width of a slot in a pipe or tube
    Patent number: 7069657
    Abstract: A method for reducing the width of slots spaced about the surface of a pipe or tube. The method comprises subjecting the surface of the pipe or tube to bombardment by a quantity of shot of a pre-determined size and for a pre-determined length of time to cause deformation of the surface of the pipe or tube adjacent to the slots therein so that the width of the slots is reduced to within a pre-determined size range.
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: July 4, 2006
    Assignee: Reservoir Management (Barbados) Inc.
    Inventors: Darcy Culp, Don Graham
  • Method to reduce the width of a slot in a pipe or tube
    Publication number: 20050204528
    Abstract: A method for reducing the width of slots spaced about the surface of a pipe or tube. The method comprises subjecting the surface of the pipe or tube to bombardment by a quantity of shot of a pre-determined size and for a pre-determined length of time to cause deformation of the surface of the pipe or tube adjacent to the slots therein so that the width of the slots is reduced to within a pre-determined size range.
    Type: Application
    Filed: July 9, 2004
    Publication date: September 22, 2005
    Inventors: Darcy Culp, Don Graham