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Good news! Localization of underwater Christmas tree system in China
On May 14, 2021, it was learned that the first set of localized shallow water wellhead and Christmas tree independently developed by CNOOC completed the sea tri···
03-06
2022
The first shallow water underwater Christmas tree system in China has passed the certification
On November 15, 2021, China's first shallow water underwater Christmas tree system independently developed by CNOOC obtained the product conformity certificate ···
03-06
2022
Christmas tree structure of oil-water well wellhead
The function of wellhead equipment is to hang the oil pipe and seal the annular space of oil jacket. The basic parts of wellhead equipment are tubing head (casi···
03-06
2022
Orders for undersea Christmas trees worldwide will exceed 350 this year
More Than 350 Subsea Trees to Be Ordered in 2022, Level Not Seen Since 2013
03-06
2022
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