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Valve sealing surface mater…
Sealing surface is the most critical working face of the valve, the quality of the se…
2024-10-25
Ultra-short radius horizont…
On September 19, the oil production plant No. 3 of Huabei Oilfield, which had been shut…
2024-10-18
What are the precautions fo…
The electric actuator of valve is used to control the valve. If the valve cannot b…
2024-10-10-
06-07 2024Bayan Oilfield in North China drilled the deepest horizontal well in west…2024-06-07On May 14, Well Xinghua 1 Ping 5 in Bayan Oilfield of North China Oilfield was successfully drilled with a drilling depth of 6017 meters, a horizontal section length of 1032 meters,>
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05-31 2024The new type of plugging agent independently developed in Northwest oilfi…2024-05-31Recently, the new liquid polysaccharide gel water blocking agent independently developed by Northwest Oilfield was applied in well TH12133 of Tahe Oilfield,>
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05-24 2024What is the principle of nitrogen shielding gas2024-05-24Nitrogen gas is a common protective gas, mainly used in metal welding, cutting, smelting and other industries. Its principle is to use the inert and non-combustible characteristics of nitrogen to prevent oxygen and other gases from entering the gas environment,>
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05-18 202452 measures to build a strong flood control "dam" in Tuha Oilfi…2024-05-18On May 15, at the northern foot of the Fire Mountain, Tuha Oilfield was constructing more than 700 meters of flood prevention levees, diversion DAMS and water crossing roads in the oil area to prevent snowmelt floods during high temperatures from affecting oil and ga…>
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05-10 2024Jilin oilfield intelligent lift helps improve quality and efficiency2024-05-10As of February 28, Jilin Oilfield has implemented the intelligent lift project in the Xinli mining area for 4 months, and the average energy consumption of 10 test Wells has decreased by more than 30%, which verifies the good role of the technology in energy saving and…>
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05-04 2024The development and construction of 100 million ton oil fields in Bohai S…2024-05-04Recently, it was learned from the Tianjin Branch of CNOOC that with the construction of Kenli 10-2 oilfield Phase I/Kenli 10-1 oilfield A54 well block development project in Tianjin and Qingdao on the 10th>
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04-26 2024CNPC logging accurate detection supports the construction of "super …2024-04-26Compressed air energy storage power station refers to the energy storage method that uses electric energy for compressed air during the low load period of the grid and releases compressed air>
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04-19 2024CNPC Logging completed the bridge shooting construction of the Groups fir…2024-04-19At 3 am on April 1, the last section of Jishen 5-8 Ping 02 well tool string out of the wellhead, marking that the logging C3291 operation team of CPC successfully completed the first round of bridge shooting of 3>
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04-12 2024The first "scenic Firewood storage" microgrid in the second oil…2024-04-12As of December 25, the first "Fengfeng Firewood storage" microgrid of the second Oil production plant of Changqing Oilfield has been put into operation for 1 month in the Mu 165 well site of Fanjiachuan operating area, and all indicators are normal.>
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04-05 202410 problems often encountered in the use of valves2024-04-0501 Why is the two-seat valve easy to oscillate when working with small opening?For a single core, when the medium is flow open, the valve stability is good; When the medium is flow closed type, the stability of the valve is poor. The double-seat valve has two spool, t…>
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