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The deepest gas well designed onshore in my country is drilled

 Last Update: 2022-03-05
 Source: Internet
 Author: User

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Sinochem News Network News The deepest gas well designed onshore in China, the Dabei 401 well of PetroChina Tarim Oilfield with a designed well depth of 8457 meters, recently started drilling with a whistle, and drilled into the ultra-deep formation in the southern Tianshan Mountains to find high-quality gas sources
.

According to the person in charge of the Tarim Oilfield, Well Dabei 401 is located at the southern foot of the Tianshan Mountains in Xinjiang, where the geological structure is extremely complex and is a world-class exploration restricted area
.

The drilling data of offset wells show that the formation pressure in this area is close to 140 MPa.

The Bozi-Dabei gas region where Well Dabei 401 is located is a demonstration area for efficient exploration and development of ultra-deep and complex gas reservoirs in China
.

In recent years, the area has added more than 1 billion cubic meters of gas per year on average, and has built an atmospheric area with an annual production capacity of 7 billion cubic meters

As China's largest ultra-deep oil and gas production base, Tarim Oilfield is expected to drill 110 ultra-deep wells this year
.

Since this winter, Tarim Oilfield has supplied a total of 5.

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