Offshore drilling
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Offshore drilling is a mechanical process where a wellbore is drilled below the seabed. It is typically carried out in order to explore for and subsequently extract petroleum that lies in rock formati
Holstein, an oil drilling platform at Green Canyon in the Gulf of Mexico, approximately 100 miles from land.
Offshore oil well drilling platform, Continental Oil Co., Gulf of Mexico, 1955.
Worker on an offshore drilling rig.
Offshore drilling rig, c. 1968.
Semi-submersible platform
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A semi-submersible platform is a specialised marine vessel used in offshore roles including as offshore drilling rigs, safety vessels, oil production platforms, and heavy lift cranes. They have good s
Offshore drilling
…combined drilling and production facilities either bottom founded or floating platforms, and deepwater mobile offshore drilling units (MODU) including semi-submersibles or drillships. These are capable of operating in water depths up to 3,000 metres (9,800 ft). In shallower waters the mobile units are anchored to the…
Deepsea Delta semi-submersible drilling rig in the North Sea
Blue Water Rig No. 1
Semi-submersible drilling rig on MS3 semi-submersible heavy-lift ship
Saipem Scarabeo 7 semi-submersible drilling rig docked in Cape Town