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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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03-29 2024Commonly used material heat treatment process of valve body2024-03-29Valve body blank heat treatment process according to different materials are as follows:1. Heat treatment of gray cast iron>
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03-22 2024CCUS flooding in Jilin oilfield realizes the point of "carbon" …2024-03-22Jilin Oilfield is committed to low-carbon development and green transformation, and has realized "carbon" into gold. As of March 5, in the 15 years of Changling gas field development>
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03-15 2024Causes and treatment of internal leakage of natural gas ball valve2024-03-15Causes of ball valve internal leakage1. Reasons for internal leakage of the valve during the construction period:① Improper transportation and hoisting causes the overall damage of the valve, resulting in internal leakage of the valve;>
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03-08 2024The ninth oil production plant of Daqing Oilfield controls the decline in…2024-03-08In the first two months of this year, the ninth oil production plant of Daqing Oilfield used diversified means to continuously strengthen the potential of the old area, and crude oil production increased by 195,000 tons year-on-year.>
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03-01 2024Petrochemical industry downstream demand weakened, the economy fell sligh…2024-03-01As the northern Hemisphere enters winter in November, temperatures are generally cooler, economic activity weakens and demand falls.>
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