Coiled tubing drilling explained

Coiled Tubing Drilling (CTD) is a drilling method that combines coiled tubing and directional drilling.^{[1] [2]} It uses a mud motor to create a system for reservoirs.^{[3] [4]}

Operations

CTD has been used in regions such as Alaska, Canada, United Arab Emirates, Oman and Saudi Arabia. Typical applications include depleted wells, unconventional gas shale, underground coal gasification and coal bed methane.^[5]

See also

• Bottom hole assembly
• Underbalanced drilling

External links

• ICoTA - Intervention & Coiled Tubing Association
• NOV - Coiled Tubing Drilling Equipment

Notes and References

1. http://www.coiledtubingdrilling.com/ctd/coiled-tubing/learn-about-ctd/
2. http://www.ogj.com/articles/print/volume-103/issue-35/drilling-production/drilling-market-focus-coiled-tubing-use-growing-faster-than-drilling-industry.html
3. http://www.drillingcontractor.org/niobrara-wells-prove-bha-for-coiled-tubing-14590
4. http://www.icota.com/drillingapps.htm
5. Web site: Coiled Tubing Directional Drilling - Bottomhole Assemblies | Schlumberger. 2019-02-10. 2019-02-10. https://web.archive.org/web/20190210152629/https://www.slb.com/services/well_intervention/coiled_tubing/ctdirect-coiled-tubing-directional-drilling-system.aspx. dead.