DRILLING RIG ECONOMICS LARGE CASPIAN SEA JACKUP

Jackup drilling rig

Jackup drilling rig

A jackup rig is a barge fitted with long support legs that can be raised or lowered. The jackup is maneuvered (self-propelled or by towing) into location with its legs up and the hull floating on the water. Upon arrival at the work location, the legs are jacked down onto the seafloor. Then "preloading" takes place, where the weight of the barge and additional ballast water are used to dr. OverviewA jackup rig or a self-elevating unit is a type of mobile platform that consists of a buoyant fitted with a number of movable legs, capable of raising its hull over the surface of the sea. The buoyant hull enables tra. . Jackup rigs are so named because they are self-elevating with three, four, six and even eight movable legs that can be extended (“jacked”) above or below the hull. Jackups are towed or moved under self propulsion to the site. [pdf]

Appomattox deep sea drilling rig

Appomattox deep sea drilling rig

The Appomatox field was discovered in March 2010 by drilling the discovery well at Mississippi Canyon block 392. The well was drilled to a depth of 7,643m (25,077ft) and encountered approximately 162m. [pdf]

Drilling rigs in caspian sea

Drilling rigs in caspian sea

Kazakhstan’s first drilling rig called Satti, built entirely in Kazakhstan, will be used for digging in Azerbaijan’s portion of the sea, while the State Oil Company of Azerbaijan, better known as SOCAR, and British oil and gas giant BP are conducting joint exploration work. [pdf]

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