A Choke Valve is an important part of Wellhead Christmas Tree and Choke Manifold. It is usually used in well control operations to reduce the pressure of a fluid from high pressure in the closed wellbore to atmospheric pressure. It may be adjusted (opened
Correct bladder positioning is the basis of accurate measurement of bladder volume. During use, place the handheld bladder scanner on the hypogastrium area of the body and below the symphysis pubis. Before inspection, the ultrasonic coupling agent shall b