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Electric motor for laser-mechanical drilling

United States Patent

July 7, 2015
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
A high power laser drilling system utilizing an electric motor laser bottom hole assembly. A high power laser beam travels within the electric motor for advancing a borehole. High power laser drilling system includes a down hole electrical motor having a hollow rotor for conveying a high power laser beam through the electrical motor.
Grubb; Daryl L. (Houston, TX), Faircloth; Brian O. (Evergreen, CO), Zediker; Mark S. (Castle Rock, CO)
13/ 403,287
February 23, 2012
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.