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中文 | EN

2024-11-8

Harm and protection of abnormal pressure boost in

Gate valves usually have single gate, double gate, wedge, parallel and other struct
2024-11-1

Valve sealing surface grinding is a key step to en

The sealing performance of the valve directly affects the control effect of the fl
2024-10-25

Valve sealing surface material selection factors t

Sealing surface is the most critical working face of the valve, the quality of the
2024-10-18

Ultra-short radius horizontal well technology in H

On September 19, the oil production plant No. 3 of Huabei Oilfield, which had been
2024-10-10

What are the precautions for manual operation of e

The electric actuator of valve ‍ is used to control the valve. If the valve cannot
2024-9-27

Working principle of pressure valve

Pressure valve is a device used in hydraulic system to control and regulate liquid
2024-9-20

Six reasons for valve sealing surface damage

Because the seal plays a role in cutting and connecting, adjusting and distributing
2024-9-13

Build green and low-carbon oil fields to be the pi

Reed ponds, rice fields, oil Wells criss-cross, Liaohe Oilfield Huanxiling oil pro

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