CNPC Logging completed the bridge shooting construction of the Group's first CBM electric drive fracturing platform

At 3 am on April 1, the last section of Jishen 5-8 Ping 02 well tool string out of the wellhead, marking that the logging C3291 operation team of CPC successfully completed the first round of bridge shooting of 3

The first "scenic Firewood storage" microgrid in the second oil production plant of Changqing Oilfield was put into operation

As of December 25, the first "Fengfeng Firewood storage" microgrid of the second Oil production plant of Changqing Oilfield has been put into operation for 1 month in the Mu 165 well site of Fanjiachuan operating area, and all indicators are normal.

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, when the medium is flow open, the valve stability is good; When the medium is flow closed type, the stability of the valve is poor. The double-seat valve has two spool, the lower spool is in the flo…

Commonly used material heat treatment process of valve body

Valve body blank heat treatment process according to different materials are as follows:1. Heat treatment of gray cast iron

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 "carbon" into gold. As of March 5, in the 15 years of Changling gas field development

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 construction period:① Improper transportation and hoisting causes the overall damage of the valve, resulting in internal leakage of the valve;

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 diversified means to continuously strengthen the potential of the old area, and crude oil production increased by 195,000 tons year-on-year.

Petrochemical industry downstream demand weakened, the economy fell slightly

As the northern Hemisphere enters winter in November, temperatures are generally cooler, economic activity weakens and demand falls.

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 hole, which refers to a channel inside the ball valve, generally located between the two sealing surfaces above and below the ball. Its role is to balance the pressure on both sides when adjusting t…

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