NH9 completes its first 1,000-m deepwater well in South China Sea

Offshore staff

BEIJING - China Oilfied Services Ltd. says the NH9 semisubmersible has completed drilling the first 3,281 ft (1,000-m) deepwater well. This achievement has made the rig one of two vessels that have reached ultra-deepwater depths in the South China Sea, the company stated.  

NH9 is the deepest operational depth semisubmersible drilling rig put into operation by COSL in addition to its HYSY981 drilling rig. NH9 is a fourth-generation drilling rig with a designing operational depth of up to 5,000 ft (1,524 m) and a maximum drilling depth of 25,000 ft (7,620 m).

Li Yong, CEO and president of COSL, said: “Levering efforts of the COSL’s team in establishing a deepwater drilling equipment portfolio, the group seen its deepwater drilling capability enhance further. This helped COSL tap the escalating demand for deepwater operation in South China Sea. The group will adhere to its positioning of establishing world-class capabilities to continue to increase investments in furthering its deepwater capabilities, research and development. This will help COSL move closer to his goal of becoming a top-notch oilfield services group with cutting edge equipment, technologies, and scientific management.”


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