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  2. Offshore drilling - Wikipedia

    en.wikipedia.org/wiki/Offshore_drilling

    When offshore drilling moved into deeper waters of up to 30 metres (98 ft), fixed platform rigs were built, until demands for drilling equipment was needed in the 100 feet (30 m) to 120 metres (390 ft) depth of the Gulf of Mexico, the first jack-up rigs began appearing from specialized offshore drilling contractors. [11] Offshore drilling rig ...

  3. Oil platform - Wikipedia

    en.wikipedia.org/wiki/Oil_platform

    The Lun-A (Lunskoye-A) platform, located off the north eastern coast of Sakhalin Island and is a concrete gravity base substructure (CGBS).. An oil platform (also called an oil rig, offshore platform, oil production platform, etc.) is a large structure with facilities to extract and process petroleum and natural gas that lie in rock formations beneath the seabed.

  4. List of components of oil drilling rigs - Wikipedia

    en.wikipedia.org/wiki/List_of_components_of_oil...

    Drill bit (#26) is a device attached to the end of the drill string that breaks apart the rock being drilled. It contains jets through which the drilling fluid exits. Drill floor (#21) is the area on the rig where the tools are located to make the connections of the drill pipe, bottom hole assembly, tools and bit. It is considered the main area ...

  5. Offshore oil and gas in the United States - Wikipedia

    en.wikipedia.org/wiki/Offshore_oil_and_gas_in...

    Offshore drilling began in California in 1896, when operators in the Summerland Oil Field in Santa Barbara County followed the field into the ocean by drilling from piers built out over the ocean. Leasing California state seabed is controlled by the State Lands Commission, which halted further leasing of state offshore tracts after the Santa ...

  6. Drilling rig - Wikipedia

    en.wikipedia.org/wiki/Drilling_rig

    An automated drill rig (ADR) is an automated full-sized walking land-based drill rig that drills long lateral sections in horizontal wells for the oil and gas industry. [8] ADRs are agile rigs that can move from pad to pad to new well sites faster than other full-sized drilling rigs. Each rig costs about $25 million.

  7. Diamond Offshore Announces New Semisubmersible Rig ... - AOL

    www.aol.com/2013/05/29/diamond-offshore...

    Diamond Offshore Announces New Semisubmersible Rig Order and Three-Year Drilling Contract HOUSTON--(BUSINESS WIRE)-- Diamond Offshore Drilling, Inc. (NYSE: DO) today announced an agreement with ...

  8. Offshore drilling rig arrives in Lebanese waters ahead of ...

    www.aol.com/news/offshore-drilling-rig-arrives...

    An offshore drilling rig arrived at its destination in the Mediterranean Sea off Lebanon’s coast and will start operations in the coming weeks to search for gas, cabinet ministers said Wednesday.

  9. Jackup rig - Wikipedia

    en.wikipedia.org/wiki/Jackup_rig

    Generally jackup rigs are not self-propelled and rely on tugs or heavy lift ships for transportation. Jackup platforms are almost exclusively used as exploratory oil and gas drilling platforms and as offshore and wind farm service platforms. [2] Jackup rigs can either be triangular in shape with three legs or square in shape with four legs. [2]

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