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Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
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US589926828 Oct 19974 May 1999Baker Hughes IncorporatedDownhole milling tool
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US637122622 Nov 199916 Apr 2002Camco International Inc.Drag-type rotary drill bit
US64584717 Dec 20001 Oct 2002Baker Hughes IncorporatedReinforced abrasive-impregnated cutting elements, drill bits including same and methods
US674261130 May 20001 Jun 2004Baker Hughes IncorporatedLaminated and composite impregnated cutting structures for drill bits
US735720029 Sep 200515 Apr 2008Earth auger
US749728027 Jan 20053 Mar 2009Baker Hughes IncorporatedAbrasive-impregnated cutting structure having anisotropic wear resistance and drag bit including same
US762134923 Feb 200524 Nov 2009Halliburton Energy Services, Inc.Drill bit with a fixed cutting structure
US794636216 Mar 200724 May 2011Halliburton Energy Services, Inc.Matrix drill bits with back raked cutting elements
US822056713 Mar 200917 Jul 2012Baker Hughes IncorporatedImpregnated bit with improved grit protrusion
US822589021 Apr 200924 Jul 2012Baker Hughes IncorporatedImpregnated bit with increased binder percentage

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