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Semisubmersible

Setting the standard in drilling The actual Seadrill assets results from the consolidation of several companies operating in the offshore drilling sector. Registered in Hamilton, Bermuda Islands, in 2005, Seadrill Limited (Seadrill) is listed in Oslo and New York Stock Exchanges. One of the major Seadrill’s acquisition relies on the Norwegian Smedvig asa in 2006. […]

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Laverda to contain 100 million barrels deep offshore WA Woodside Petroleum (Woodside) from Australia and Mitsui Oil Exploration Co, Ltd (Mitsui) have decided to move ahead in the development of the Laverda oil field in respect with the promising conclusions of the last appraisal drilling operations. In Laverda the both partners share working interests so […]

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Shah Deniz consortium decided to commence Front End Engineering and Design (FEED) Shah Deniz Stage 2, or Full Field Development (FFD), is a giant project that will bring gas from Azerbaijan to Europe and Turkey. This will increase gas supply and energy security to European markets through the opening of the new Southern Gas Corridor. […]

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Definition: “TLP” is the acronym of  Tension Leg Platform. This name is used for offshore platform designed to have buoyancy in excess to be balanced in connecting the platform to the sea bed with long steel tubular structure called tendons. These tendons guaranty the stability of the platform in all dimensions regardless the waves and sea […]

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Definition: “Drillship” are ships designed to drill.  Comments: These drillships are specially designed to perform drilling operations in deep-sea locations. A typical drillship will have, in addition to all of the equipment normally found on a large ocean ship, a drilling platform and derrick located on the middle of its deck. In addition, drillships contain a hole (or ‘moonpool’), extending […]

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Definition: “Semisubmersible” or “Semisub-” is referring to Offshore drilling rigs so called because they are combining the advantages of submersible rigs with the ability to drill in Semisubmersible drilling rig. The Semisubmersible drilling rig is made of a floating structure having vertical hollow legs connected to horizontal pontoons used for ballasting with seawater for stability. It also has numerous large heavy anchors which keep it secured […]

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