What is drillship in drilling?
A drillship is a mobile offshore drilling rig where a mono-hull ship, catamaran, triple-hull ship, or barge is adapted or built for use as a platform. After reaching the well position, the drillship first gets into position with the mooring system or dynamic positioning system, and then begins to drill a well.
What is Ocean Rig?
An oil platform, oil rig, offshore platform, or oil and/or gas production platform is a large structure with facilities to extract, and process petroleum and natural gas that lie in rock formations beneath the seabed.
Who owns Ocean Rig?
TransoceanOcean Rig / Parent organizationTransocean Ltd. is an American company. It is the world’s largest offshore drilling contractor based on revenue and is based in Vernier, Switzerland. The company has offices in 20 countries, including Canada, the United States, Norway, United Kingdom, India, Brazil, Singapore, Indonesia, and Malaysia. Wikipedia
What is the largest drillship in the world?
The world´s largest drillships are the Discoverer Enterprise, Discoverer Spirit and Discoverer Deep Seas, each of which displaces 103,000 tonnes. The vessels are owned by Transocean Inc. (USA) and are capable of drilling in over 3,050 m (10,000 ft) of water, and to overall depths of 10,650 m (35,000 ft).
What is a tender assist?
Tender Assisted rigs are an existing type of development drilling, workover or plug & abandonment rig (same “family” as Jack Up, semi-submersible or drillship). It is however the only design that can operate in both Shallow and Deepwater (from 20 m to 2,000 m).
What is the meaning of offshore rig?
An offshore rig is a large structure on or in water with facilities to drill wells, to extract and process oil and natural gas, and to temporarily store product until it can be brought to shore for refining and marketing.
How does an ocean oil rig work?
The drill operates through a hole in the hull. Drill ships can pilot to the drill site and then use a combination of anchors and propellers to correct for drift as the rig drills for oil. They can operate in deep water conditions. Semisubmersibles float on the surface of the ocean on top of huge, submerged pontoons.
How many drillship are there in the world?
Currently, there are 129 drillships in the world.
What is the deepest ocean oil rig?
Perdido (spanish for lost) is the deepest floating oil platform in the world at a water depth of about 2450 meters (8040 feet) operated by the Shell Oil Company in the Gulf of Mexico. At 267 meters, the above water portion of the structure is almost as tall as the Eiffel Tower.
What do you call a person who works on an oil rig?
Roustabouts/Roughnecks They are both general laborers, with the roughneck being the more experienced or senior of the two positions.