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R. G. LeTourneau founded R.G. LeTourneau, Inc. in California in 1929, as a contractor of earthmoving equipment, which manufactured products in Longview, Texas. [1] [better source needed] During World War II, the company provided nearly 75% of the Allies' earthmoving equipment. [2] In 1954, it built the first jack-up 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 ...
Jackup rigs in Longkou, China. Jack-up Mobile Drilling Units (or jack-ups), as the name suggests, are rigs that can be jacked up above the sea using legs that can be lowered, much like jacks. These MODUs (Mobile Offshore Drilling Units) are typically used in water depths up to 120 metres (390 ft), although some designs can go to 170 m (560 ft ...
The daily rates of offshore drilling rigs vary by their depth capability, and the market availability. Rig rates reported by industry web service [26] show that the deepwater water floating drilling rigs are over twice the daily cost of the shallow water fleet, and rates for jack-up fleet can vary by factor of 3 depending upon capability.
Kolskaya was a jack-up rig operating in the Russian Far East. It was built by Rauma-Repola in Pori, Finland in 1985 and was owned by the Russian company ArktikmorNeftegazRazvedka (AMNGR), a subsidiary of Zarubezhneft. [1] Kolskaya was an independent leg cantilever type jack-up rig. [2] It was 69 metres (226 ft) long and 80 metres (260 ft) wide ...
Website. www.maerskdrilling.com. Maersk Drilling, also known as The Drilling Company of 1972 A/S, was the drilling-rig operator of Maersk. It was based in Lyngby, Denmark. Established in 1972, the company was a Nasdaq Copenhagen –listed company with the ticket name 'DRLCO'. In November 2021, it was announced that Maersk Drilling would merge ...
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