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2024-11
in the thermal system, the thermal trap plays a very important role, and its performance directly affects the stability and e
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as of october 31, 1,750 wells had been drilled and 997 wells had been put into operation in the production capacity construct
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gate valves usually have single gate, double gate, wedge, parallel and other structural designs, in which wedge double gate (
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the sealing performance of the valve directly affects the control effect of the fluid medium and the safe operation of the sy
25
2024-10
sealing surface is the most critical working face of the valve, the quality of the sealing surface directly affects the servi
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on september 19, the oil production plant no. 3 of huabei oilfield, which had been shut down for more than 4 years due to hig
10
the electric actuator of valve is used to control the valve. if the valve cannot be opened and closed due to some factors,
27
2024-09
pressure valve is a device used in hydraulic system to control and regulate liquid flow pressure.its working principle is bas
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because the seal plays a role in cutting and connecting, adjusting and distributing, separating and mixing media on the valve
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reed ponds, rice fields, oil wells criss-cross, liaohe oilfield huanxiling oil production plant is located in the "wetla
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