A blowout during drilling is the loss of well control: formation fluid enters the wellbore, the barriers that should hold it back fail one after another, and oil or gas reaches the surface unrestraine...

The throttle valve needs to be operated frequently, so it should be installed in a location where it is easy and convenient to operate. When installing, pay attention to the direction of the medium an...

In oilfields, downhole operation machinery and equipment are widely used. Due to environmental and technical factors, downhole operations in oilfields carry high safety risks, requiring continuous tec...

The liquid-gas separator is a special equipment for the primary degassing of gas-invading drilling fluid, and it is a very useful mud gas separator. Liquid-gas separator atmospheric-pressure hydrogen ...