Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Thomas W. Oldham0
Alan W. Lockstedt0
Date of Patent
January 12, 2010
0Patent Application Number
115118810
Date Filed
August 29, 2006
0Patent Primary Examiner
Patent abstract
A drill bit that includes a steel bit body having at least one blade thereon, at least one cutter pocket disposed on the at least one blade; at least one cutter disposed in the at least one cutter pocket; at least one recess formed in at least a portion of the surface of the at least one cutter pocket, wherein the recess is adjacent a leading face of the at least one blade; and an erosion resistant material in the at least one recess is disclosed.
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