Patent | Date |
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Methods of repairing cutting element pockets in earth-boring tools with depth-of-cut control features Grant 10,221,628 - Overstreet , et al. | 2019-03-05 |
Methods for automated deposition of hardfacing material on earth-boring tools and related systems Grant 9,580,788 - Luce , et al. February 28, 2 | 2017-02-28 |
Methods Of Repairing Cutting Element Pockets In Earth-boring Tools With Depth-of-cut Control Features App 20160168918 - Overstreet; James L. ;   et al. | 2016-06-16 |
Methods of repairing cutting element pockets in earth-boring tools with depth-of-cut control features Grant 9,291,002 - Overstreet , et al. March 22, 2 | 2016-03-22 |
Methods For Automated Deposition Of Hardfacing Material On Earth-boring Tools And Related Systems App 20150167143 - Luce; David Keith ;   et al. | 2015-06-18 |
Methods Of Repairing Cutting Element Pockets In Earth-boring Tools With Depth-of-cut Control Features, And Tools And Structures Formed By Such Methods App 20150129320 - Overstreet; James L. ;   et al. | 2015-05-14 |
Methods for automated application of hardfacing material to drill bits Grant 8,969,754 - Luce , et al. March 3, 2 | 2015-03-03 |
Methods of forming and repairing cutting element pockets in earth-boring tools with depth-of-cut control features, and tools and structures formed by such methods Grant 8,943,663 - Overstreet , et al. February 3, 2 | 2015-02-03 |
Method of repairing diamond rock bit Grant 8,776,341 - Overstreet , et al. July 15, 2 | 2014-07-15 |
Method and apparatus for the automated application of hardfacing material to rolling cutters of earth-boring drill bits Grant 8,698,038 - Luce , et al. April 15, 2 | 2014-04-15 |
Methods For Automated Application Of Hardfacing Material To Drill Bits App 20130273258 - Luce; David Keith ;   et al. | 2013-10-17 |
Apparatus for automated application of hardfacing material to drill bits Grant 8,450,637 - Luce , et al. May 28, 2 | 2013-05-28 |
Methods for applying wear-resistant material to exterior surfaces of earth-boring tools and resulting structures Grant 8,104,550 - Overstreet , et al. January 31, 2 | 2012-01-31 |
Passive and active up-drill features on fixed cutter earth-boring tools and related systems and methods Grant 8,047,309 - Overstreet , et al. November 1, 2 | 2011-11-01 |
Particle-matrix composite drill bits with hardfacing Grant 8,002,052 - Stevens , et al. August 23, 2 | 2011-08-23 |
Tungsten Carbide Bit with Hardfaced Nose Area App 20110168452 - Pharis; Robert J. ;   et al. | 2011-07-14 |
Methods Of Forming And Repairing Cutting Element Pockets In Earth-boring Tools With Depth-of-cut Control Features, And Tools And Structures Formed By Such Methods App 20100263937 - Overstreet; James L. ;   et al. | 2010-10-21 |
Earth-boring Tools And Bodies Of Such Tools Including Nozzle Recesses, And Methods Of Forming Same App 20100193253 - Massey; Alan J. ;   et al. | 2010-08-05 |
Method And Apparatus For Automated Application Of Hardfacing Material To Drill Bits App 20100104736 - Luce; David K. ;   et al. | 2010-04-29 |
Method and Apparatus for the Automated Application of Hardfacing Material to Rolling Cutters of Earth-Boring Drill Bits App 20100065337 - Luce; David K. ;   et al. | 2010-03-18 |
Bit Cone With Hardfaced Nose App 20100038146 - Felderhoff; Floyd C. ;   et al. | 2010-02-18 |
Steel tooth drill bit with improved tooth breakage resistance Grant 7,654,346 - Overstreet , et al. February 2, 2 | 2010-02-02 |
Steel tooth drill bit with improved tooth breakage resistance App 20080283304 - Overstreet; James L. ;   et al. | 2008-11-20 |
Method of Repairing Diamond Rock Bit App 20080283305 - Overstreet; James L. ;   et al. | 2008-11-20 |
Passive And Active Up-drill Features On Fixed Cutter Earth-boring Tools And Related Methods App 20080251297 - Overstreet; James L. ;   et al. | 2008-10-16 |
Methods For Applying Wear-resistant Material To Exterior Surfaces Of Earth-boring Tools And Resulting Structures App 20080083568 - Overstreet; James L. ;   et al. | 2008-04-10 |
Particle-matrix composite drill bits with hardfacing and methods of manufacturing and repairing such drill bits using hardfacing materials App 20080029310 - Stevens; John H. ;   et al. | 2008-02-07 |