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- 2025/2/211. Valve stem corrosion and protection Main causes of valve stem corrosion
- 2025/2/14At 13:00 today, with the issuance of gas production instructions, the production valve of Nanpu No. 1 gas storage well of Jidong Oilfield Branch of petrochina Co., LTD.,
- 2025/1/10At 15:58 on November 12, with the opening of the last valve room No. 2 of Qinggao Line (Qing1 gas collection Station to Gaoshawo), natural gas in Ningqing block of Yumen Oilfield
- 2025/1/3Fixed shaft ball valve is commonly used on natural gas pipelines
- 2024/12/27Since the beginning of this year, Tuha Oilfield has established a highway for shale oil
- 2024/12/201. Inspection of appearance and logo Check content: whether the appearance of the valve has defects, such as cracks, bubbles, dents
- 2024/12/13On December 2, the valves of 12 injection-production Wells,
- 2024/12/6Ball valve has many kinds of structure, but basically the same little difference
- 2024/11/29On August 22, the oil and gas produced by the oil Wells under the supervision of Wangxuzhuang Oilfield in Dagang was directly transported to the joint station
- 2024/11/22In the thermal system, the thermal trap plays a very important role
- 2024/11/15As of October 31, 1,750 Wells had been drilled and 997 Wells had been put into operation in the production capacity construction of the self-operating area of Changqing Gas field
- 2024/11/8Gate valves usually have single gate, double gate, wedge, parallel and other structural designs
- 2024/11/1Valve sealing surface grinding is a key step to ensure sealing performance
- 2024/10/25Sealing surface is the most critical working face of the valve, the quality of the sealing surface directly affects the service life of the valve
- 2024/10/18On September 19, the oil production plant No. 3 of Huabei Oilfield, which had been shut down for more than 4 years due to high water cut
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