Patents Assigned to DIAMOND OFFSHORE COMPANY
  • Riser floatation with anti-vibration strakes
    Patent number: 9845644
    Abstract: A method of manufacturing marine riser buoyancy elements includes providing a master mold and mold inserts such that a range of buoyancy elements may be manufactured from one master mold and providing the mold inserts such that an annular space between the riser main conduit and the buoyancy elements, or a groove width between the buoyancy elements may be varied during manufacture.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: December 19, 2017
    Assignee: DIAMOND OFFSHORE COMPANY
    Inventors: Donald Paul Howard, Alan Hugh Summers, Harris Allen Reynolds, Jr., Kati Rachelle Andrus