Drilling Industry Glossary
rabbit
rate of penetration
rathole
ream
reciprocating
relief well
reservoir
revolutions per minute
rig
rigging up
riser
rotary drilling
RKB
rotary table
rotating off bottom (ROffB)
rotating on bottom (ROnB)
rotating weight
rotational viscometer
roughneck
Rotating Off Bottom (ROffB)
Pipe rotates without any axial movement, such as rate of penetration or tripping. There is no weight on bit (WOB) or torque on bit (TOB) because the bit is not engaged with formation.
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