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  2. List of components of oil drilling rigs - Wikipedia

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

    Derrick (#14) is the support structure for the equipment used to lower and raise the drill string into and out of the wellbore. This consists of the sub-structure (structure below the drill floor level) and the mast. Desander / desilter (not pictured) contains a set of hydrocyclones that separate sand and silt from the drilling fluid. Typically ...

  3. Service Rigs - Wikipedia

    en.wikipedia.org/wiki/Service_Rigs

    Service rig crew's are often under the supervision of a Consultant who is contracted through said oil company and reviews safety and job tasks with the crew, and organizes the process of moving from each well and ensuring the completion of the job. Jobs on service rigs are often more stable than those on drilling rigs, because maintenance is an ...

  4. List of oilfield service companies - Wikipedia

    en.wikipedia.org/wiki/List_of_oilfield_service...

    This is a list of oilfield service companies – which provide services to the petroleum exploration and production industry but do not typically produce petroleum. In the list, notable subsidiary companies and divisions are listed as sub-lists of their current parent companies.

  5. Completion (oil and gas wells) - Wikipedia

    en.wikipedia.org/wiki/Completion_(oil_and_gas_wells)

    Casing is set above the producing zone, the zone is drilled and the liner casing is cemented in place. The liner is then perforated for production. This time additional expense in perforating the casing is incurred, also log interpretation is critical and it may be difficult to obtain good quality cement jobs.

  6. Iron roughneck - Wikipedia

    en.wikipedia.org/wiki/Iron_roughneck

    An iron roughneck is a piece of hydraulic machinery used to "handle" (connect and disconnect) segments of pipe in a modern drilling rig. [1] The segments can be manipulated as they are hoisted into and out of a borehole.

  7. NOV Inc. - Wikipedia

    en.wikipedia.org/wiki/NOV_Inc.

    NOV Inc., formerly National Oilwell Varco, is an American multinational corporation based in Houston, Texas.It is a worldwide provider of equipment and components used in oil and gas drilling and production operations, oilfield services, and supply chain integration services to the upstream oil and gas industry.

  8. Drilling rig - Wikipedia

    en.wikipedia.org/wiki/Drilling_rig

    Drilling the Bakken Formation in the Williston Basin Large hole drilling rig for blast-hole drilling. A drilling rig is an integrated system that drills wells, such as oil or water wells, or holes for piling and other construction purposes, into the earth's subsurface.

  9. Offshore drilling - Wikipedia

    en.wikipedia.org/wiki/Offshore_drilling

    As of June 2010, there were over 620 mobile offshore drilling rigs (jackups, semisubs, drillships, barges, etc.) available for service in the worldwide offshore rig fleet. [14] One of the world's deepest hubs is currently the Perdido in the Gulf of Mexico, floating in 2,438 meters (7,999 ft) of water.

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