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
Rathole
Extra hole drilled at the bottom of the hole. It is the distance between the bottom of the hole and casing shoe.
You may also be interested in: