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The total number of jackup drilling rigs in operation numbered about 540 at the end of 2013. The tallest jackup rig built to date is the Noble Lloyd Noble, completed in 2016 [ 3 ] with legs 214 metres (702 feet) tall.
On 3 May 2010, governor Schwarzenegger, reacting to the Deepwater Horizon oil spill, withdrew his support for the Tranquillon Ridge drilling plan, stating, "I see on TV the birds drenched in oil, the fishermen out of work, the massive oil spill and oil slick destroying our precious ecosystem." [22]
The Deepwater Horizon oil spill was discovered on the afternoon of 22 April 2010 when a large oil slick began to spread at the former rig site. [1] According to the Flow Rate Technical Group, the leak amounted to about 4.9 million barrels (210 million US gal; 780,000 m 3) of oil, exceeding the 1989 Exxon Valdez oil spill as the largest ever to originate in U.S.-controlled waters and the 1979 ...
Mud pump (#4) is a reciprocal type of pump used to circulate drilling fluid through the system. Mud tank (#1) is often called mud pits and stores drilling fluid until it is required down the wellbore. Setback (#17) is a part of the drill floor (#21) where the stands of drill pipe are stood upright. It is typically made of a metal frame ...
The company changed the strategy in 2013 to focus on the harsh environment North Atlantic mid-water market and sold the South East Asia rigs, Songa Mercur and Songa Venus, to Opus Offshore in July 2014. The company stands today out as a focused and leading player in the North Atlantic drilling market. [1]
In 2002, the company drilled its first deepwater wells in the West Mediterranean Concession of offshore Egypt. [ 19 ] In 2003, the company acquired the Forties oilfield , the largest field ever discovered in the United Kingdom North Sea as well as assets in the Gulf of Mexico from BP for $1.3 billion.
Semi-submersibles are particularly suited to a number of offshore support vessel roles because of their good stability, large deck areas, and variable deck load (VDL). Notable vessels are as follows: Transocean Marianas – Offshore safety support vessel, built in 1979 and since converted into a drilling vessel, and rechristened Transocean Marianas
This is a reverse-chronological list of oil spills that have occurred throughout the world and spill(s) that are currently ongoing. Quantities are measured in tonnes of crude oil with one tonne roughly equal to 308 US gallons, 256 Imperial gallons, 7.33 barrels, or 1165 litres.