Drilling Industry Glossary
tail cement
tension limit
thribble
tie-back liner
ton-mile
toolpusher
TOC
TOL
torque
torque and drag
total depth (TD)
total flow rate (TFA)
traveling block
trip in
trip out
tripping
true vertical depth (TVD)
tungsten carbide
turbodrill
turnkey contract
twist-off
Torque and Drag
Drag is the frictional force generated when the pipe is moving or tends to move in the wellbore. The term “torque and drag” commonly refers to torque, axial force, buckling calculation along the pipe during drilling or casing running operations.
You may also be interested in: