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High power laser workover and completion tools and systems

United States Patent

October 28, 2014
View the Complete Patent at the US Patent & Trademark Office
U.S. Department of Energy - Visit the Office of the Assistant General Counsel for Technology Transfer & Intellectual Property Website
Workover and completion systems, devices and methods for utilizing 10 kW or more laser energy transmitted deep into the earth with the suppression of associated nonlinear phenomena. Systems and devices for the laser workover and completion of a borehole in the earth. These systems and devices can deliver high power laser energy down a deep borehole, while maintaining the high power to perform laser workover and completion operations in such boreholes deep within the earth.
Zediker; Mark S. (Castle Rock, CO), Rinzler; Charles C. (Boston, MA), Faircloth; Brian O. (Evergreen, CO), Koblick; Yeshaya (Sharon, MA), Moxley; Joel F. (Highlands Ranch, CO)
Foro Energy, Inc. (Littleton, CO)
13/ 800,820
March 13, 2013
This invention was made with Government support under Award DE-AR0000044 awarded by the Office of ARPA-E U.S. Department of Energy. The Government has certain rights in this invention. This application is a continuation of U.S. patent application Ser. No. 12/544,136, filed Aug. 19, 2009, titled Method and Apparatus for Delivering High Power Laser Energy Over Long Distances (issued as U.S. Pat. No. 8,511,401), which claims the benefit of priority of provisional applications: Ser. No. 61/090,384 filed Aug. 20, 2008, titled System and Methods for Borehole Drilling: Ser. No. 61/102,730 filed Oct. 3, 2008, titled Systems and Methods to Optically Pattern Rock to Chip Rock Formations; Ser. No. 61/106,472 filed Oct. 17, 2008, titled Transmission of High Optical Power Levels via Optical Fibers for Applications such as Rock Drilling and Power Transmission; and, Ser. No. 61/153,271 filed Feb. 17, 2009, title Method and Apparatus for an Armored High Power Optical Fiber for Providing Boreholes in the Earth, the disclosures of which are incorporated herein by reference.