| Patent |
Priority |
Assignee |
Title |
| 10017998, |
Feb 08 2012 |
BAKER HUGHES HOLDINGS LLC |
Drill bits and earth-boring tools including shaped cutting elements and associated methods |
| 10029391, |
Oct 26 2006 |
Schlumberger Technology Corporation |
High impact resistant tool with an apex width between a first and second transitions |
| 10036208, |
Dec 31 2012 |
Element Six Abrasives S.A. |
Cutter element for rock removal applications |
| 10036209, |
Nov 11 2014 |
Wellbore Integrity Solutions LLC |
Cutting elements and bits for sidetracking |
| 10047568, |
Nov 21 2013 |
US Synthetic Corporation |
Polycrystalline diamond compacts, and related methods and applications |
| 10071354, |
Mar 30 2012 |
Element Six Abrasives S.A.; Element Six Limited |
Polycrystalline superhard material and method for making same |
| 10071355, |
Jun 20 2012 |
Element Six Abrasives S.A.; Element Six Limited |
Cutting inserts and method for making same |
| 10125552, |
Aug 27 2015 |
CNPC USA CORPORATION |
Convex ridge type non-planar cutting tooth and diamond drill bit |
| 10697248, |
Oct 04 2017 |
BAKER HUGHES HOLDINGS LLC |
Earth-boring tools and related methods |
| 10724304, |
Nov 13 2017 |
BAKER HUGHES HOLDINGS LLC |
Cutting element assemblies and downhole tools comprising rotatable and removable cutting elements and related methods |
| 10731421, |
Aug 07 2018 |
ULTERRA DRILLING TECHNOLOGIES, L P |
Downhole tool with fixed cutters for removing rock |
| 10738538, |
Apr 30 2015 |
Smith International, Inc |
Blade geometry for fixed cutter bits |
| 10753155, |
Nov 07 2017 |
VAREL INTERNATIONAL IND., L.L.C. |
Fixed cutter stabilizing drill bit |
| 10760346, |
Jul 28 2017 |
BAKER HUGHES HOLDINGS LLC |
Rotatable cutters and elements, earth-boring tools including the same, and related methods |
| 10774595, |
Mar 17 2017 |
BAKER HUGHES HOLDINGS LLC |
Earth-boring tools with reduced vibrational response and related methods |
| 4333540, |
Oct 02 1978 |
General Electric Company |
Cutter element and cutter for rock drilling |
| 4440246, |
Apr 11 1981 |
Eastman Christensen Company |
Cutting member for rotary drill bits |
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Oct 06 1982 |
SII MEGADIAMOND, INC |
Curved contact portion on engaging elements for rotary type drag bits |
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Feb 22 1983 |
CAMCO INTERNATIONAL INC , A CORP OF DE |
Drag bit and cutters |
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Jul 19 1988 |
Smith International, Inc.; Smith International, Inc |
Convex shaped diamond cutting elements |
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Jan 16 1987 |
NELSON, JACK RICHARD |
Flat bottom drilling bit with polycrystalline cutters |
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May 17 1989 |
Societe Industrielle de Combustible Nucleaire |
Composite tool comprising a polycrystalline diamond active part |
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Sep 09 1988 |
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Abrasive compacts |
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Jan 24 1991 |
Baker Hughes Incorporated |
Method and appartus for directing drilling fluid to the cutting edge of a cutter |
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Nov 14 1991 |
Baker-Hughes, Inc. |
Drill bit cutter and method for reducing pressure loading of cutters |
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Nov 22 1991 |
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High performance bearing pad for thrust bearing |
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Oct 09 1991 |
Smith International, Inc. |
Optimized PDC cutting shape |
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Aug 17 1993 |
Dennis Tool Company; GUNN, DONALD |
Cutting element for drill bits |
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Oct 15 1994 |
Reedhycalog UK Limited |
Rotary drill bits |
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Jan 31 1992 |
Baker Hughes Inc. |
Earth-boring bit with shear cutting gage |
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Aug 12 1996 |
Baker Hughes Incorporated |
Earth-boring bit having shear-cutting elements |
| 5829541, |
Dec 27 1996 |
DIAMOND INNOVATIONS, INC; GE SUPERABRASIVES, INC |
Polycrystalline diamond cutting element with diamond ridge pattern |
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Feb 20 1997 |
U S SYNTHETIC CORPORATION |
Attachment geometry for non-planar drill inserts |
| 5915486, |
Jun 21 1996 |
Smith International, Inc.; Smith International, Inc |
Cutter element adapted to withstand tensile stress |
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Nov 28 1997 |
U.S. Synthetic Corporation |
Surface finish for non-planar inserts |
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Apr 24 1998 |
Halliburton Energy Services, Inc |
Cutters and bits for terrestrial boring |
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Nov 20 1997 |
DIAMOND INNOVATIONS, INC; GE SUPERABRASIVES, INC |
Polycrystalline diamond compact PDC cutter with improved cutting capability |
| 6053263, |
Jun 20 1997 |
Baker Hughes Incorporated |
Cutting element tip configuration for an earth-boring bit |
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Oct 10 1997 |
Reedhycalog UK Limited |
Preform cutting elements for rotary drill bits |
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Nov 28 1997 |
U.S. Synthetic Corporation |
Surface geometry for non-planar drill inserts |
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Feb 13 1998 |
Smith International, Inc. |
Engineered enhanced inserts for rock drilling bits |
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Feb 15 1996 |
Baker Hughes Incorporated |
Superabrasive cutting element with enhanced durability and increased wear life and apparatus so equipped |
| 6227318, |
Dec 07 1998 |
Smith International, Inc.; Smith International, Inc |
Superhard material enhanced inserts for earth-boring bits |
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Dec 07 1998 |
Smith International, Inc |
Superhard material enhanced inserts for earth-boring bits |
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Feb 19 1999 |
U S SYNTHETIC CORPORATION |
Method for forming a superabrasive polycrystalline cutting tool with an integral chipbreaker feature |
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Dec 07 2000 |
Smith International, Inc |
Ultra hard material cutter with shaped cutting surface |
| 6672406, |
Sep 08 1997 |
Baker Hughes Incorporated |
Multi-aggressiveness cuttting face on PDC cutters and method of drilling subterranean formations |
| 6904983, |
Jan 30 2003 |
VAREL INTERNATIONAL IND , L P |
Low-contact area cutting element |
| 6904984, |
Jun 20 2003 |
CERBERUS BUSINESS FINANCE, LLC, AS COLLATERAL AGENT |
Stepped polycrystalline diamond compact insert |
| 6929079, |
Feb 21 2003 |
Smith International, Inc. |
Drill bit cutter element having multiple cusps |
| 7086488, |
Nov 04 2002 |
Sandvik Intellectual Property AB |
Cutting element having enhanced cutting geometry |
| 7086489, |
Jan 31 2003 |
Smith International, Inc. |
Multi-lobed cutter element for drill bit |
| 7152703, |
May 27 2004 |
Baker Hughes Incorporated |
Compact for earth boring bit with asymmetrical flanks and shoulders |
| 7475744, |
Jan 17 2005 |
US Synthetic Corporation |
Superabrasive inserts including an arcuate peripheral surface |
| 7681669, |
Jan 17 2005 |
US Synthetic Corporation |
Polycrystalline diamond insert, drill bit including same, and method of operation |
| 7726420, |
Apr 30 2004 |
Smith International, Inc |
Cutter having shaped working surface with varying edge chamfer |
| 7743855, |
Sep 05 2006 |
Smith International, Inc. |
Drill bit with cutter element having multifaceted, slanted top cutting surface |
| 7757785, |
Sep 14 2007 |
Smith International, Inc. |
Modified cutters and a method of drilling with modified cutters |
| 8037951, |
Apr 30 2004 |
Smith International, Inc. |
Cutter having shaped working surface with varying edge chamfer |
| 8087478, |
Jun 05 2009 |
BAKER HUGHES HOLDINGS LLC |
Cutting elements including cutting tables with shaped faces configured to provide continuous effective positive back rake angles, drill bits so equipped and methods of drilling |
| 8113303, |
Apr 30 2004 |
Smith International, Inc |
Modified cutters and a method of drilling with modified cutters |
| 8191656, |
Dec 20 2005 |
VAREL INTERNATIONAL, IND., L.P. |
Auto adaptable cutting structure |
| 8561727, |
Oct 28 2009 |
US Synthetic Corporation |
Superabrasive cutting elements and systems and methods for manufacturing the same |
| 8783387, |
Sep 05 2008 |
Smith International, Inc. |
Cutter geometry for high ROP applications |
| 8833492, |
Oct 08 2008 |
Smith International, Inc. |
Cutters for fixed cutter bits |
| 8851206, |
Jun 29 2009 |
BAKER HUGHES HOLDINGS LLC |
Oblique face polycrystalline diamond cutter and drilling tools so equipped |
| 8960337, |
Oct 26 2006 |
Schlumberger Technology Corporation |
High impact resistant tool with an apex width between a first and second transitions |
| 9062505, |
Jun 22 2011 |
US Synthetic Corporation |
Method for laser cutting polycrystalline diamond structures |
| 9103174, |
Sep 16 2011 |
Baker Hughes Incorporated |
Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methods |
| 9316057, |
Jan 31 2007 |
Halliburton Energy Services, Inc. |
Rotary drill bits with protected cutting elements and methods |
| 9404310, |
Mar 01 2012 |
US Synthetic Corporation |
Polycrystalline diamond compacts including a domed polycrystalline diamond table, and applications therefor |
| 9428966, |
Mar 01 2013 |
BAKER HUGHES HOLDINGS LLC |
Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods |
| 9482057, |
Sep 16 2011 |
BAKER HUGHES HOLDINGS LLC |
Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methods |
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Aug 07 2009 |
Baker Hughes Incorporated |
Superabrasive cutters with grooves on the cutting face and drill bits and drilling tools so equipped |
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Aug 11 2006 |
Schlumberger Technology Corporation |
Pointed working ends on a bit |
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Jun 13 2014 |
US Synthetic Corporation |
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