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High power laser-mechanical drilling bit and methods of use

United States Patent

February 7, 2017
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
An apparatus with a high power laser-mechanical bit for use with a laser drilling system and a method for advancing a borehole. The laser-mechanical bit has a beam path and mechanical removal devices that provide for the removal of laser-affected rock to advance a borehole.
Grubb; Daryl L. (Houston, TX), Kolachalam; Sharath K. (Highlands Ranch, CO), Faircloth; Brian O. (Evergreen, CO), Rinzler; Charles C. (Denver, CO), Allen; Erik C. (Minneapolis, MN), Underwood; Lance D. (Morrison, CO), Zediker; Mark S. (Castle Rock, CO)
13/ 403,615
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.