Patent | Date |
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Composite materials including nanoparticles, earth-boring tools and components including such composite materials, polycrystalline materials including nanoparticles, and related methods Grant 11,045,870 - Scott , et al. June 29, 2 | 2021-06-29 |
Earth-boring tools including polymer matrix composite hardfacing material and related methods Grant 10,815,734 - Schroder , et al. October 27, 2 | 2020-10-27 |
Films, intermediate structures, and methods for forming hardfacing Grant 10,399,119 - Eason , et al. Sep | 2019-09-03 |
Composite Materials Including Nanoparticles, Earth-boring Tools And Components Including Such Composite Materials, Polycrystalline Materials Including Nanoparticles, And Related Methods App 20190022745 - Scott; Danny E. ;   et al. | 2019-01-24 |
Earth-boring tools and methods of forming tools including hard particles in a binder Grant 10,167,673 - Mirchandani , et al. J | 2019-01-01 |
Earth-boring Tools Including Polymer Matrix Composite Hardfacing Material And Related Methods App 20180340375 - Schroder; Jon David ;   et al. | 2018-11-29 |
Composite materials including nanoparticles, earth-boring tools and components including such composite materials, polycrystalline materials including nanoparticles, and related methods Grant 10,124,404 - Scott , et al. November 13, 2 | 2018-11-13 |
Methods of forming bodies for earth-boring drilling tools comprising molding and sintering techniques Grant 10,118,223 - Eason November 6, 2 | 2018-11-06 |
Components and motors for downhole tools and methods of applying hardfacing to surfaces thereof Grant 10,077,605 - Puzz , et al. September 18, 2 | 2018-09-18 |
Borided metals and downhole tools, components thereof, and methods of boronizing metals, downhole tools and components Grant 10,060,041 - Sista , et al. August 28, 2 | 2018-08-28 |
Coupling members for coupling a body of an earth-boring drill tool to a drill string, earth-boring drilling tools including a coupling member, and related methods Grant 10,047,882 - Stevens , et al. August 14, 2 | 2018-08-14 |
Earth-boring Tools Comprising Eutectic Or Near-eutectic Compositions App 20180010394 - Stevens; John H. ;   et al. | 2018-01-11 |
Earth-boring tools comprising eutectic or near-eutectic compositions Grant 9,790,745 - Stevens , et al. October 17, 2 | 2017-10-17 |
Earth-boring Tools And Methods Of Forming Tools Including Hard Particles In A Binder App 20160333643 - Mirchandani; Prakash K. ;   et al. | 2016-11-17 |
Earth-boring tools and components thereof including material having hard phase in a metallic binder, and metallic binder compositions for use in forming such tools and components Grant 9,428,822 - Mirchandani , et al. August 30, 2 | 2016-08-30 |
Earth-boring Tools And Components Thereof Including Material Having Hard Phase In A Metallic Binder, And Metallic Binder Compositions For Use In Forming Such Tools And Components App 20160208557 - Mirchandani; Prakash K. ;   et al. | 2016-07-21 |
Borided Metals And Downhole Tools, Components Thereof, And Methods Of Boronizing Metals, Downhole Tools And Components App 20160160370 - Sista; Vivekanand ;   et al. | 2016-06-09 |
Hardfacing compositions including ruthenium, earth-boring tools having such hardfacing, and related methods Grant 9,359,827 - Eason June 7, 2 | 2016-06-07 |
Earth-boring tools and methods of forming earth-boring tools Grant 9,347,274 - Eason , et al. May 24, 2 | 2016-05-24 |
Non-magnetic drill string member with non-magnetic hardfacing and method of making the same Grant 9,303,305 - Overstreet , et al. April 5, 2 | 2016-04-05 |
Coupling Members For Coupling A Body Of An Earth-boring Drill Tool To A Drill String, Earth-boring Drilling Tools Including A Coupling Member, And Related Methods App 20160084408 - Stevens; John H. ;   et al. | 2016-03-24 |
Films, Intermediate Structures, And Methods For Forming Hardfacing App 20160074905 - Eason; Jimmy W. ;   et al. | 2016-03-17 |
Coupling members for coupling a body of an earth-boring drill tool to a drill string, earth-boring drilling tools including a coupling member, and related methods Grant 9,206,651 - Stevens , et al. December 8, 2 | 2015-12-08 |
Methods for applying abrasive wear-resistant materials to a surface of a drill bit Grant 9,200,485 - Eason , et al. December 1, 2 | 2015-12-01 |
Methods of applying hardfacing Grant 9,199,273 - Eason , et al. December 1, 2 | 2015-12-01 |
Methods Of Forming Bodies For Earth-boring Drilling Tools Comprising Molding And Sintering Techniques App 20150306663 - Eason; Jimmy W. | 2015-10-29 |
Methods of forming bodies for earth boring drilling tools comprising molding and sintering techniques Grant 9,139,893 - Eason September 22, 2 | 2015-09-22 |
Components And Motors For Downhole Tools And Methods Of Applying Hardfacing To Surfaces Thereof App 20150259983 - Puzz; Travis E. ;   et al. | 2015-09-17 |
Methods of forming components and portions of earth-boring tools including sintered composite materials Grant 9,109,413 - Eason , et al. August 18, 2 | 2015-08-18 |
Components and motors for downhole tools and methods of applying hardfacing to surfaces thereof Grant 9,045,943 - Puzz , et al. June 2, 2 | 2015-06-02 |
Earth-boring Tools Comprising Eutectic Or Near-eutectic Compositions App 20150075876 - Stevens; John H. ;   et al. | 2015-03-19 |
Earth-boring Tools And Methods Of Forming Earth-boring Tools App 20150041222 - Eason; Jimmy W. ;   et al. | 2015-02-12 |
Methods of forming at least a portion of earth-boring tools, and articles formed by such methods Grant 8,905,117 - Stevens , et al. December 9, 2 | 2014-12-09 |
Earth-boring tools and methods of forming earth-boring tools Grant 8,881,791 - Eason , et al. November 11, 2 | 2014-11-11 |
Downhole tools and parts and methods of formation Grant 8,869,920 - Stevens , et al. October 28, 2 | 2014-10-28 |
Earth-boring Tools And Components Thereof Including Material Having Hard Phase In A Metallic Binder, And Metallic Binder Compositions For Use In Forming Such Tools And Components App 20140284114 - Mirchandani; Prakash K. ;   et al. | 2014-09-25 |
Hardfacing Compositions Including Ruthenium, Earth-boring Tools Having Such Hardfacing, And Related Methods App 20140246248 - Eason; Jimmy W. | 2014-09-04 |
Downhole Tools And Parts And Methods Of Formation App 20130277121 - Stevens; John H. ;   et al. | 2013-10-24 |
Methods of forming at least a portion of earth-boring tools Grant 8,490,674 - Stevens , et al. July 23, 2 | 2013-07-23 |
Systems for manufacturing downhole tools and downhole tool parts Grant 8,464,814 - Stevens , et al. June 18, 2 | 2013-06-18 |
Earth-boring tools and components thereof including material having hard phase in a metallic binder, and metallic binder compositions for use in forming such tools and components Grant 8,403,080 - Mirchandani , et al. March 26, 2 | 2013-03-26 |
Multi-layer Films For Use In Forming Hardfacing, Intermediate Structures Comprising Such Films, And Methods Of Applying Hardfacing App 20120298426 - Eason; Jimmy W. ;   et al. | 2012-11-29 |
Downhole tool parts and compositions thereof Grant 8,317,893 - Stevens , et al. November 27, 2 | 2012-11-27 |
Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies Grant 8,309,018 - Smith , et al. November 13, 2 | 2012-11-13 |
Materials for enhancing the durability of earth-boring bits, and methods of forming such materials Grant 8,292,985 - Curry , et al. October 23, 2 | 2012-10-23 |
Bonding agents for improved sintering of earth-boring tools, methods of forming earth-boring tools and resulting structures Grant 8,268,452 - Lyons , et al. September 18, 2 | 2012-09-18 |
Methods of forming erosion-resistant composites, methods of using the same, and earth-boring tools utilizing the same in internal passageways Grant 8,252,225 - Eason , et al. August 28, 2 | 2012-08-28 |
Non-magnetic Hardfacing Material App 20120192760 - Overstreet; James L. ;   et al. | 2012-08-02 |
Non-magnetic Drill String Member With Non-magnetic Hardfacing And Method Of Making The Same App 20120193148 - Overstreet; James L. ;   et al. | 2012-08-02 |
Methods of forming earth-boring rotary drill bits including bit bodies having boron carbide particles in aluminum or aluminum-based alloy matrix materials Grant 8,230,762 - Choe , et al. July 31, 2 | 2012-07-31 |
Carburized monotungsten and ditungsten carbide eutectic particles, materials and earth-boring tools including such particles, and methods of forming such particles, materials, and tools Grant 8,220,566 - Eason , et al. July 17, 2 | 2012-07-17 |
Methods for manufacturing downhole tools and downhole tool parts Grant 8,201,610 - Stevens , et al. June 19, 2 | 2012-06-19 |
Infiltration of hard particles with molten liquid binders including melting point reducing constituents, and methods of casting bodies of earth-boring tools Grant 8,172,914 - Mirchandani , et al. May 8, 2 | 2012-05-08 |
Earth-boring Tools And Components Thereof Including Material Having Precipitate Phase App 20120097456 - Mirchandani; Prakash K. ;   et al. | 2012-04-26 |
Earth-boring Tools And Components Thereof Including Material Having Hard Phase In A Metallic Binder, And Metallic Binder Compositions For Use In Forming Such Tools And Components App 20120097455 - Mirchandani; Prakash K. ;   et al. | 2012-04-26 |
Composite Materials Including Nanoparticles, Earth-boring Tools And Components Including Such Composite Materials, Polycrystalline Materials Including Nanoparticles, And Related Methods App 20120085585 - Scott; Danny E. ;   et al. | 2012-04-12 |
Components And Motors For Downhole Tools And Methods Of Applying Hardfacing To Surfaces Thereof App 20120018227 - Puzz; Travis E. ;   et al. | 2012-01-26 |
Cast cones and other components for earth-boring tools and related methods Grant 8,087,324 - Eason , et al. January 3, 2 | 2012-01-03 |
Methods of forming earth-boring tools using geometric compensation and tools formed by such methods Grant 8,079,429 - Smith , et al. December 20, 2 | 2011-12-20 |
Earth-boring tools comprising silicon carbide composite materials, and methods of forming same Grant 8,074,750 - Choe , et al. December 13, 2 | 2011-12-13 |
Methods Of Forming At Least A Portion Of Earth-boring Tools App 20110284179 - Stevens; John H. ;   et al. | 2011-11-24 |
Methods Of Forming At Least A Portion Of Earth-boring Tools, And Articles Formed By Such Methods App 20110287238 - Stevens; John H. ;   et al. | 2011-11-24 |
Earth-boring Tools And Methods Of Forming Earth-boring Tools App 20110266068 - Eason; Jimmy W. ;   et al. | 2011-11-03 |
Systems For Manufacturing Downhole Tools And Downhole Tool Parts App 20110259647 - Stevens; John H. ;   et al. | 2011-10-27 |
Cemented tungsten carbide rock bit cone Grant 8,043,555 - Smith , et al. October 25, 2 | 2011-10-25 |
Compositions For Manufacturing Downhole Tools And Downhole Tool Parts App 20110239545 - Stevens; John H. ;   et al. | 2011-10-06 |
Earth-boring bits Grant 8,007,714 - Mirchandani , et al. August 30, 2 | 2011-08-30 |
Abrasive wear-resistant hardfacing materials, drill bits and drilling tools including abrasive wear-resistant hardfacing materials Grant 7,997,359 - Eason , et al. August 16, 2 | 2011-08-16 |
Methods For Applying Abrasive Wear Resistant Materials To A Surface Of A Drill Bit App 20110138695 - Eason; Jimmy W. ;   et al. | 2011-06-16 |
Methods Of Forming Earth Boring Rotary Drill Bits Including Bit Bodies Having Boron Carbide Particles In Aluminum Or Aluminum Based Alloy Matrix Materials App 20110142707 - Choe; Heeman ;   et al. | 2011-06-16 |
Earth-boring bits Grant 7,954,569 - Mirchandani , et al. June 7, 2 | 2011-06-07 |
Methods Of Forming Earth Boring Rotary Drill Bits Including Bit Bodies Comprising Reinforced Titanium Or Titanium Based Alloy Matrix Materials App 20110094341 - Choe; Heeman ;   et al. | 2011-04-28 |
Method of Applying Hardfacing Sheet App 20110073233 - Eason; Jimmy W. ;   et al. | 2011-03-31 |
Earth-boring rotary drill bits including bit bodies having boron carbide particles in aluminum or aluminum-based alloy matrix materials, and methods for forming such bits Grant 7,913,779 - Choe , et al. March 29, 2 | 2011-03-29 |
Methods Of Forming Components And Portions Of Earth Boring Tools Including Sintered Composite Materials App 20110002804 - Eason; Jimmy W. ;   et al. | 2011-01-06 |
Earth-boring Tools Comprising Silicon Carbide Composite Materials, And Methods Of Forming Same App 20100326739 - Choe; Heeman ;   et al. | 2010-12-30 |
Methods Systems And Compositions For Manufacturing Downhole Tools And Downhole Tool Parts App 20100307838 - Stevens; John H. ;   et al. | 2010-12-09 |
Components of earth-boring tools including sintered composite materials and methods of forming such components Grant 7,829,013 - Eason , et al. November 9, 2 | 2010-11-09 |
Methods Of Forming Earth-boring Rotary Drill Bits App 20100276205 - Oxford; James A. ;   et al. | 2010-11-04 |
Earth Boring Rotary Drill Bits And Methods Of Manufacturing Earth Boring Rotary Drill Bits Having Particle Matrix Composite Bit Bodies App 20100263935 - Smith; Redd H. ;   et al. | 2010-10-21 |
Multi-layer encapsulation of diamond grit for use in earth-boring bits Grant 7,810,588 - McClain , et al. October 12, 2 | 2010-10-12 |
Method for forming earth-boring tools comprising silicon carbide composite materials Grant 7,807,099 - Choe , et al. October 5, 2 | 2010-10-05 |
Methods of forming earth-boring rotary drill bits Grant 7,802,495 - Oxford , et al. September 28, 2 | 2010-09-28 |
Methods Of Forming Erosion Resistant Composites, Methods Of Using The Same, And Earth-boring Tools Utilizing The Same In Internal Passageways App 20100224418 - Eason; Jimmy W. ;   et al. | 2010-09-09 |
Earth-boring rotary drill bits including bit bodies comprising reinforced titanium or titanium-based alloy matrix materials, and methods for forming such bits Grant 7,784,567 - Choe , et al. August 31, 2 | 2010-08-31 |
Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies Grant 7,776,256 - Smith , et al. August 17, 2 | 2010-08-17 |
Cast Cones And Other Components For Earth-boring Tools And Related Methods App 20100193252 - Mirchandani; Prakash K. ;   et al. | 2010-08-05 |
Earth-boring Metal Matrix Rotary Drill Bit App 20100193255 - Stevens; John H. ;   et al. | 2010-08-05 |
Method Of Making An Earth-boring Metal Matrix Rotary Drill Bit App 20100192475 - Stevens; John H. ;   et al. | 2010-08-05 |
Methods Of Forming Bodies For Earth-boring Drilling Tools Comprising Molding And Sintering Techniques, And Bodies For Earth-boring Tools Formed Using Such Methods App 20100154587 - Eason; Jimmy W. | 2010-06-24 |
Coupling Members For Coupling A Body Of An Earth-boring Drill Tool To A Drill String, Earth-boring Drilling Tools Including A Coupling Member, And Related Methods App 20100133805 - Stevens; John H. ;   et al. | 2010-06-03 |
Cemented Tungsten Carbide Rock Bit Cone App 20100116094 - Smith; Redd H. ;   et al. | 2010-05-13 |
Carburized Monotungsten And Ditungsten Carbide Eutectic Particles, Materials And Earth-boring Tools Including Such Particles, And Methods Of Forming Such Particles, Materials, And Tools App 20100108399 - Eason; Jimmy W. ;   et al. | 2010-05-06 |
Consolidated hard materials, earth-boring rotary drill bits including such hard materials, and methods of forming such hard materials Grant 7,691,173 - Eason , et al. April 6, 2 | 2010-04-06 |
Methods Of Forming Earth-boring Tools Using Geometric Compensation And Tools Formed By Such Methods App 20090301786 - Smith; Redd H. ;   et al. | 2009-12-10 |
Materials For Enhancing The Durability Of Earth-boring Bits, And Methods Of Forming Such Materials App 20090260482 - Curry; David A. ;   et al. | 2009-10-22 |
Low projection inserts for rock bits Grant 7,600,590 - Felderhoff , et al. October 13, 2 | 2009-10-13 |
Consolidated hard materials, methods of manufacture, and applications Grant 7,556,668 - Eason , et al. July 7, 2 | 2009-07-07 |
System, method, and apparatus for enhancing the durability of earth-boring bits with carbide materials Grant 7,510,034 - Curry , et al. March 31, 2 | 2009-03-31 |
Bonding Agents For Improved Sintering Of Earth-boring Tools, Methods Of Forming Earth-boring Tools And Resulting Structures App 20090031863 - Lyons; Nicholas J. ;   et al. | 2009-02-05 |
Earth-boring Bits App 20080302576 - Mirchandani; Prakash K. ;   et al. | 2008-12-11 |
Multi-Layer Encapsulation of Diamond Grit for Use in Earth-Boring Bits App 20080202821 - McClain; Eric E. ;   et al. | 2008-08-28 |
Consolidated Hard Materials, Earth-boring Rotary Drill Bits Including Such Hard Materials, And Methods Of Forming Such Hard Materials App 20080202820 - Eason; Jimmy W. ;   et al. | 2008-08-28 |
Earth-boring Bits App 20080163723 - Mirchandani; Prakash K. ;   et al. | 2008-07-10 |
Silicon Carbide Composite Materials, Earth-boring Tools Comprising Such Materials, And Methods For Forming The Same App 20080128176 - Choe; Heeman ;   et al. | 2008-06-05 |
Sintered Bodies For Earth-boring Rotary Drill Bits And Methods Of Forming The Same App 20080101977 - Eason; Jimmy W. ;   et al. | 2008-05-01 |
Abrasive Wear Resistant Hardfacing Materials, Drill Bits And Drilling Tools Including Abrasive Wear Resistant Hardfacing Materials, And Methods For Applying Abrasive Wear Resistant Hardfacing Materials To Drill Bits And Drilling Tools App 20080073125 - Eason; Jimmy W. ;   et al. | 2008-03-27 |
Cemented tungsten carbide rock bit cone App 20080011519 - Smith; Redd H. ;   et al. | 2008-01-17 |
Components of earth-boring tools including sintered composite materials and methods of forming such components App 20070243099 - Eason; Jimmy W. ;   et al. | 2007-10-18 |
Hardfacing Materials With Highly Conforming Properties App 20070107942 - Overstreet; James L. ;   et al. | 2007-05-17 |
Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies App 20070102199 - Smith; Redd H. ;   et al. | 2007-05-10 |
Earth-boring rotary drill bits and methods of forming earth-boring rotary drill bits App 20070102198 - Oxford; James A. ;   et al. | 2007-05-10 |
Earth-boring rotary drill bits including bit bodies having boron carbide particles in aluminum or aluminum-based alloy matrix materials, and methods for forming such bits App 20070102200 - Choe; Heeman ;   et al. | 2007-05-10 |
Earth-boring rotary drill bits including bit bodies comprising reinforced titanium or titanium-based alloy matrix materials, and methods for forming such bits App 20070102202 - Choe; Heeman ;   et al. | 2007-05-10 |
System, method, and apparatus for enhancing the durability of earth-boring bits with carbide materials App 20070079992 - Curry; David A. ;   et al. | 2007-04-12 |
Low projection inserts for rock bits App 20070034415 - Felderhoff; Floyd C. ;   et al. | 2007-02-15 |
Compact for earth boring bit with asymmetrical flanks and shoulders Grant 7,152,703 - Meiners , et al. December 26, 2 | 2006-12-26 |
Compact for earth boring bit with asymmetrical flanks and shoulders App 20050263327 - Meiners, Matthew J. ;   et al. | 2005-12-01 |
Earth-boring bits App 20050247491 - Mirchandani, Prakash K. ;   et al. | 2005-11-10 |
Earth-boring bits App 20050211475 - Mirchandani, Prakash K. ;   et al. | 2005-09-29 |
Consolidated hard materials, methods of manufacture and applications App 20050117984 - Eason, Jimmy W. ;   et al. | 2005-06-02 |
Superhard filler hardmetal including a method of making Grant 6,372,012 - Majagi , et al. April 16, 2 | 2002-04-16 |
Multi-layer anvil for ultra high pressure presses Grant 5,780,139 - Carter , et al. July 14, 1 | 1998-07-14 |