Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Gordon A. Tibbitts0
Harry B. Curlett0
Nathan J. Harder0
Paul O. Padgett0
Samuel R. Curlett0
Date of Patent
August 21, 2007
Patent Application Number
10825338
Date Filed
April 15, 2004
Patent Primary Examiner
Patent abstract
A drill bit for drilling a well bore using solid material impactors comprising a nozzle and a cavity for accelerating the velocity of the solid material impactors and directing flow of the solid material impactors through the nozzle. The drill bit may also comprise a junk slot for return flow of the drilling fluid and solid material impactors.
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