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10

2025-01

【Industry trends】 Yumen oilfield has entered the era of "pipeline natural gas transmission"

At 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
03

2025-01

【Technical article】 Method of judging internal leakage of natural gas ball valve

Fixed shaft ball valve is commonly used on natural gas pipelines, and its general inspection method is: turn the valve to the fully open or fully closed position
27

2024-12

【Industry trends】 Profitable oil is produced from rock joint in Tuha oilfield

Since the beginning of this year, Tuha Oilfield has established a "highway" for shale oil, tight oil and other reservoirs through various fracturing methods,
20

2024-12

【Technical article】 Valve performance testing

1. Inspection of appearance and logo Check content: whether the appearance of the valve has defects, such as cracks, bubbles, dents, etc. Check signage, nameplate and finish for compliance.
13

2024-12

【Industry trends】 The first gas storage group in Northwest China realizes the same production and supply of gas from two reservoirs

On December 2, the valves of 12 injection-production Wells,
06

2024-12

【Technical article】 O-type ball valve and V-type ball valve difference

Ball valve has many kinds of structure, but basically the same little difference, are the opening and closing parts for the round ball core, mainly by the valve seat, ball, sealing ring
29

2024-11

【Industry trends】 To build a new model of low-carbon and efficient surface system in Dagang Oilfield

On 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
22

2024-11

【Technical article】 Effective troubleshooting method after trap failure
15

2024-11

【Industry trends】 Changqing Oilfield: Light up "Science and technology Tree" for winter supply "gas storage"

As 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
08

2024-11

【Technical article】 Harm and protection of abnormal pressure boost in gate valve

Gate valves usually have single gate, double gate, wedge, parallel and other structural designs

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