Patents by Inventor Cato Endresen

Cato Endresen 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).

  • Tool method and system for flushing a vertical riser
    Publication number: 20040050553
    Abstract: A system for cleaning of vertical risers at floating drilling rigs, which comprises the following main components: a high-pressure pump (16); an umbilical hose (26) comprised of a hydraulic tubing and an electric cable, a cable winch unit (18) and an internal flushing device (20). The flushing device comprises a number of spring loaded centring wheels (32) around the body (31), one or more rotary high-pressure jets (34) in the body (31), collecting means (38) for larger particles at the lower section of the body (31) and a camera (40) fitted to the underside of the tool (30).
    Type: Application
    Filed: September 3, 2003
    Publication date: March 18, 2004
    Inventors: Per Espen Edvardsen, Cato Endresen