Patents by Inventor Colby Frerich

Colby Frerich 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 METHOD FOR PERFORMING AN INTERVENTION IN A RISER
    Publication number: 20110052328
    Abstract: An apparatus and method are provided for performing an intervention in a flexible riser that extends between topside and subsea locations. The method generally includes providing a composite tube and inserting a leading end of the composite tube into the flexible riser so that the composite tube extends through the flexible riser from the topside location toward the subsea location. The composite tube can be configured to deliver a material into the flexible riser, e.g., to remove a blockage formed in the riser.
    Type: Application
    Filed: August 26, 2009
    Publication date: March 3, 2011
    Inventors: Colby Frerich, Richard Weser