Well Control – barytes and cement plugs.

Well Control - barytes and cement plugs.

If secondary control cannot be properly maintained, emergency procedures can be implemented to prevent the loss of control. Two common procedures involve the use of barytes plugs and cement plugs.

1. Barytes plugs

A barytes plug is a slurry of barytes in fresh water or diesel oil which is displaced through the drillstring. If conditions allow, the string is then pulled up above it. The barytes settles out rapidly and should form an impermeable mass, capable of isolating the producing zone.

The effectiveness of a barytes plug derives from . . .

Restricted Content

Subscribe to view the Content