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20

2024-12

Valve performance testing

1. Inspection of appearance and logoCheck content: whether the appearance of the valve has defects, such as cracks, bubbles, dents, etc. Check signage, namep…

13

2024-12

The first gas storage group in Northwest China realizes the same production

06

2024-12

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 …

29

2024-11

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 statio…

22

2024-11

In the thermal system, the thermal trap plays a very important role, and its performance directly affects the stability and energy efficiency of the steam sy…

15

2024-11

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 o…

08

2024-11

Harm and protection of abnormal pressure boost in gate valve

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

01

2024-11

Valve sealing surface grinding is a key step to ensure sealing performance

The sealing performance of the valve directly affects the control effect of the fluid medium and the safe operation of the system, the grinding of the valve …

25

2024-10

Valve sealing surface material selection factors to consider

​Sealing surface is the most critical working face of the valve, the quality of the sealing surface directly affects the service life of the valve, and the …

18

2024-10

Ultra-short radius horizontal well technology in Huabei oilfield to exploit the remaining oil at the far end

On 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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