Coiled tubing drilling rig
US7600585B2 · kind B2 · utility
34Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 18, 2006 |
| Grant date | Oct 13, 2009 |
| Priority date | — |
| Expiry date | Jun 2, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B19/22
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present invention provides a rig capable of both coiled tubing and conventional drilling. The rig comprises a mast unit having a drilling mast and a catwalk. The mast unit is adapted for rotary drilling and casing operations. The rig further comprises a drill floor unit adapted to house a drilling cabin and hold a drilling BOP stack while in transport. The rig additionally comprises a coiled tubing unit that is controllable from the drilling cabin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.