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09

2024-08

【Technical article】 What is the difference between the use of butterfly valve and gate valve?

According to the role and use of gate valve and butterfly valve, the flow resistance of gate valve is small, and the sealing performance is good,
02

2024-08

【Industry trends】 Rooted deep in the desert let green and oil dance

A few days ago, the research group composed of the "high-quality development look at energy" activity entered the Tarim Oilfield in Xinjiang, visited the Fuyuan Joint Station of petrochina
26

2024-07

【Technical article】 How much do you know about the 9 misunderstandings of valve installation?

Do you know the 9 misunderstandings of valve installation? Let's take a look!
12

2024-07

【Technical article】 What defects are prone to valve castings?
05

2024-07

【Industry trends】 Two continental shale oil efficiency development test platforms have been built in Dagang Oilfield

Following the completion of the Cangdong Shale oil No. 5 benefit development test platform in 2023, Dagang Oilfield built the Qikou Shale oil No. 6 benefit development test platform at the
28

2024-06

【Technical article】 Valve common problems "High pressure drop"

Due to the difference in upstream and downstream pressure, the flow of material through the valve is called pressure drop (△P) or differential pressure.
21

2024-06

【Technical article】 Gate valve leakage cause analysis and treatment measures

Gate valve is the most common kind of industrial valve, widely used in petroleum,
07

2024-06

【Industry trends】 Bayan Oilfield in North China drilled the deepest horizontal well in western Inner Mongolia

On May 14, Well Xinghua 1 Ping 5 in Bayan Oilfield of North China Oilfield was
31

2024-05

【Industry trends】 The new type of plugging agent independently developed in Northwest oilfield has increased oil significantly

Recently, the new liquid polysaccharide gel water blocking agent independently developed by Northwest Oilfield was applied in well TH12133 of Tahe Oilfield
24

2024-05

【Industry trends】 What is the principle of nitrogen shielding gas

Nitrogen gas is a common protective gas, mainly used in metal welding, cutting, smelting and other industries.

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