Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
James Harken0
Brent Broadhurst0
Colin Robson0
Gerald A. Daniel0
Date of Patent
April 13, 2010
0Patent Application Number
105637100
Date Filed
July 5, 2004
0Patent Primary Examiner
Patent abstract
A method and apparatus for drilling a bore through a target includes advancing a drill bit into the target along a direction of advancement and injecting a directing gas in the direction of advancement through at least one aperture in the drill bit. As the bore is drilled, waste material is directed in the direction of advancement via the gas.
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