05

2024-04

10 problems often encountered in the use of valves

01 Why is the two-seat valve easy to oscillate when working with small opening?For a single core, …

29

2024-03

Commonly used material heat treatment process of valve body

Valve body blank heat treatment process according to different materials are as follows:1. Heat tre…

22

2024-03

CCUS flooding in Jilin oilfield realizes the point of "carbon" to gold

Jilin Oilfield is committed to low-carbon development and green transformation, and has realized &q…

15

2024-03

Causes and treatment of internal leakage of natural gas ball valve

Causes of ball valve internal leakage1. Reasons for internal leakage of the valve during the constr…

08

2024-03

The ninth oil production plant of Daqing Oilfield controls the decline in the old area "due to the policy of Tibet"

In the first two months of this year, the ninth oil production plant of Daqing Oilfield used divers…

01

2024-03

Petrochemical industry downstream demand weakened, the economy fell slightly

As the northern Hemisphere enters winter in November, temperatures are generally cooler, economic a…

26

2024-01

What is the balance hole of the ball valve

First, the function of the ball valve balance holeThe balance hole is also called the compensation …

12

2024-01

Completion of capacity calibration for 7 new energy power stations in Daqing Oilfield

29

2023-12

What is an eccentric hemispherical valve? Working principle of eccentric hemispherical valve

22

2023-12

The cumulative gas production of a single well in Fuling Shale Gas Field is 400 million cubic meters, setting a domestic record

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