Look up terms beginning with:
1. n. [Drilling]
The combination of the drillpipe, the bottomhole assembly, and any other tools used to make the drill bit turn at the bottom of the wellbore.
To download this file you first sign in to your Schlumberger account.
Don't have an account? Click below to get started.
Premium content requires special account permissions. We need a little more information from you before we can grant you access.