Remove Blowout Remove Casing Remove Mechanic
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Drilling Rig Systems

Rig Skills

Annulus Annulus is space between tubular and open hole or cased hole. So swivel part connected to kelly or TDS it rotate whereas swivel part connected with rotary hose remain stationary. Drill string Drilling fluid or mud from swivel pass to drill string and it exits from bit. Where drilled cutting is removed.