Jilin Oilfield's Closed Core Sampling Guides the Potential Exploration in the Old Area

Since the beginning of this year, Daqing Petrochemical Company has been adjusting the material flow in the oil refining area based on the principle of

The causes of leakage at the valve sealing surface

The sealing surface of a valve is its core component. The leakage forms of the sealing surface can generally be classified into several types, namely, leakage …

How to choose the connection method between valves and pipes?

Tips for Preventing Freezing of Steam Traps

​Proper selection and installation of steam traps can prevent freezing as long as there is steam passing through. However, if the steam supply is interrupted,…

Tuha Oilfield: Accelerate Technological Innovation to Reduce Drilling and Fracturing Costs

As of now, the Tuha Oilfield has completed 46 various plans for capacity construction and other aspects this year, with the design compliance rate reaching 100…

Efficient Production Enhancement of Coalbed Methane in Huabei Oilfield

On July 7th, the author learned that in the first half of this year, the commercial volume of coalbed methane in Huabei Oilfield increased by 45 million cubic …

Jilin Oilfield's "Digital Sentinel" Safeguards Oil and Gas Production

The handling methods for faults in control valves

​Pneumatic control valves use compressed air as the power source, a cylinder as the actuator, and drive the valve with the help of valve positioners,

Lanzhou Petrochemical's jet fuel output has reached a record high

​On May 21st, in the centralized control room of the refining area of Lanzhou Petrochemical, the internal line operators of the 5 million tons/year atmospheri…

Faults and maintenance of Wafer electric Butterfly valves

​If you do not carefully check the usage condition and performance specifications of the wafer-type electric butterfly valve before installation, the wafer-ty…