Definition(s)
Snubbing
Pulling or running pipe under pressure through a sealing element where special equipment is used to apply external force to push the pipe into the well, or to control the pipe movement out of the well.
Source: API RP 54, Recommended Practice for Occupational Safety for Oil and Gas Well Drilling and Servicing Operations, Third Edition, August 1999 (2007). Global Standards
Snubbing
Conducting tripping operations when the force acting on the drill string or coiled tubing from the wellbore pressure equals or exceeds the drill string or coiled tubing weight.
Source: IADC UBO / MPD Glossary, December 2011. Global Standards
Snubbing
“Snubbing” means pulling or running pipe under pressure through a resilient sealing element where special equipment is used to apply external force to push the pipe into the well or to control the pipe movement out of the well. [Mich. Admin. Code R 408 (2013)].
Source: Oil and Gas Drilling and Servicing Operations, Michigan Administrative Code R 408, February 8, 2013. Regulations
Snubbing
Snubbing units as mentioned in the last subsection, means mobile units that are installed so that forces are transferred directly to the wellhead.
Source: Guidelines Regarding the Facilities Regulations, Norway, updated December 2012. Regulatory Guidance
Snubbing
Intervention using jointed pipe and where the primary well control is at surface.
Source: NORSOK D-002, Well intervention equipment, Rev. 2, June 2013. Global Standards