Resources Contact Us Home
Jack up workover rig with removable workover floor unit

Image Number 17 for United States Patent #6926097.

An offshore jack-up workover rig. The workover rig includes a vessel which may be self powered or powered by a tug. The vessel may be raised above the surface of a water body by extending the legs until they reach the water body bed and then continuing to extend the legs. The workover rig contains a workover floor unit which includes at least a drawworks, a drawworks motor, and a well aperture. The workover rig is detachably mounted on an extensible cantilevered frame. The frame may be extended to position the workover floor unit over an offshore platform to be serviced. The workover floor unit is also configured to mover laterally relative to the extensible frame. The vessel is also provided with a crane. The crane may be used to lift the detachable workover floor unit from the vessel and deposit it, including its equipment, on the platform.

  Recently Added Patents
Image processing apparatus and image processing method
Supporting multiple channels of a single interface
Image forming apparatus with static elimination
Methods and systems for assessing sales activity of a merchant
5-HT.sub.3 receptor modulators, methods of making, and use thereof
Method of forming an isolation structure
Scaleable status tracking of multiple assist hardware threads
  Randomly Featured Patents
Method of activating a palladium-silver alloy
Solid complexes of anionic organic dyes and quaternary ammonium compounds and methods of coloring utilizing such complexes
Self-aligning guide and track for removable disk drive module
Apparatus for controlling the temperature of an area of the body
System and method for automated border-crossing checks
Method for manufacturing electrostatic discharge protection device
Mobile phone
Method for preparing copolymers from conjugated dienes and monovinylaromatic compounds with random distribution of monomer units
Grouped writing utensils with wedge shaped shafts
Method for recommending a teaching plan in literacy education