Energy Glossary
Look up terms beginning with:
1. n. []
Any small component of the drillstring, such as a short drill collar or a thread crossover.
See: bit breaker, drill collar, junk basket
2. n. []
Slang for substructure, which is the part of the rig that supports the derrick, rig floor and associated equipment.
See: derrick, rig floor
Share
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.