Patents by Inventor Steven Dirk Koepke

Steven Dirk Koepke 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).

  • MARINE SUBSEA RISER SYSTEMS AND METHODS
    Publication number: 20120273213
    Abstract: A riser system connects a subsea source of hydrocarbons to a collection vessel. The system includes a riser, a lower end of the riser fluidly coupled to a seal stem, the seal stem in turn fluidly attached to a lower riser assembly through a polished bore receptacle. The upper end of the riser is connected to the collection vessel, the riser being maintained in a near vertical position. Methods of installing and using the riser systems for killing and cementing wells are described.
    Type: Application
    Filed: April 26, 2012
    Publication date: November 1, 2012
    Applicant: BP CORPORATION NORTH AMERICA INC.
    Inventors: Douglas Paul Blalock, Michael Patrick Cleary, Thomas Patrick Mataway, Steven Dirk Koepke