Apparatus for pipe tong and spinner deployment
US8235104B1 · kind B1 · utility
35Cited by
44References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2009 |
| Grant date | Aug 7, 2012 |
| Priority date | — |
| Expiry date | Jun 13, 2030 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B19/164
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An apparatus for connecting or disconnecting a threaded connection of a first tubular member and a second tubular member at a wellhead has a frame movable between a first position adjacent the wellhead and a second position away from the wellhead, a first gripping member connected to the frame and extending outwardly therefrom so as to apply a torque to the first tubular, and a second gripping member movably connected to the frame so as to be movable between a first position away from the wellhead and a second position at the wellhead. The second gripping member is suitable for applying an opposing torque to the second tubular.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.