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HIGH POWER LASER-MECHANICAL DRILLING BIT AND METHODS OF USE

United States Patent Application

*** PATENT GRANTED ***
20120255774
9,562,395
A1
View the Complete Application at the US Patent & Trademark Office
There is provided 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
[0002] 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.