Pressure control:

Terms Related to Pressure control

• Pressure probe

  A diagnostic tool used to ascertain whether there is a gas leak in the tubing of a gas lift well. If there is a tubing ...

• Snub

  1. To force pipe or tools into a high-pressure well that has not been killed (i.e., to run pipe or tools into the well against ...

• Control line

  A small-diameter hydraulic line used to operate downhole completion equipment such as the surface controlled subsurface safety valve (scssv). Most systems operated by control line operate ...

• Christmas tree

  1. the set of valves, spools and fittings connected to the top of a well to direct and control the flow of formation fluids from the ...

• Choke line

  1. A pipe attached to the blowout preventer stack out of which kick fluids and mud can be pumped to the choke manifold when a ...

• Bleed off

  1. Reduce pressure by letting oil or gas escape at a low rate. 2. To equalize or relieve pressure from a vessel or system. At ...

• Primary well control

  Prevention of formation fluid flow by maintaining a hydrostatic pressure equal to or greater than formation pressure