Patent | Date |
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Polycrystalline Diamond Cutting Element Having Improved Cutting Efficiency App 20220307325 - Eyre; Ronald K. ;   et al. | 2022-09-29 |
Thermally stable polycrystalline diamond and methods of making the same Grant 11,306,542 - Bao , et al. April 19, 2 | 2022-04-19 |
Luminescent Diamond App 20220056337 - Belnap; J. Daniel | 2022-02-24 |
Rotary Tool With Thermally Stable Diamond App 20210388723 - Bao; Yahua ;   et al. | 2021-12-16 |
Cutting elements with wear resistant diamond surface Grant 11,199,051 - Fang , et al. December 14, 2 | 2021-12-14 |
Cutting elements, methods for manufacturing such cutting elements, and tools incorporating such cutting elements Grant 10,480,252 - Belnap , et al. Nov | 2019-11-19 |
Method Of Making Carbonate Pcd And Sintering Carbonate Pcd On Carbide Substrate App 20190275484 - Bao; Yahua ;   et al. | 2019-09-12 |
Polycrystalline ultra-hard constructions with multiple support members Grant 10,364,614 - Voronin , et al. | 2019-07-30 |
Polycrystalline diamond sintered/rebonded on carbide substrate containing low tungsten Grant 10,358,705 - Bao , et al. July 23, 2 | 2019-07-23 |
Ultra-hard material cutting elements and methods of manufacturing the same with a metal-rich intermediate layer Grant 10,350,733 - Zhao , et al. July 16, 2 | 2019-07-16 |
Method of making carbonate PCD and sintering carbonate PCD on carbide substrate Grant 10,315,175 - Bao , et al. | 2019-06-11 |
Thermal insulation layer and pressure transfer medium for high-pressure high-temperature cell Grant 10,239,273 - Bao , et al. | 2019-03-26 |
Cutting Elements, Methods For Manufacturing Such Cutting Elements, And Tools Incorporating Such Cutting Elements App 20190078390 - Belnap; J. Daniel ;   et al. | 2019-03-14 |
Cutting Elements With Wear Resistant Diamond Surface App 20190040688 - Fang; Yi ;   et al. | 2019-02-07 |
Polycrystalline diamond constructions having optimized material composition Grant 10,173,299 - Belnap , et al. J | 2019-01-08 |
Cutting elements, methods for manufacturing such cutting elements, and tools incorporating such cutting elements Grant 10,119,340 - Belnap , et al. November 6, 2 | 2018-11-06 |
Chemical leaching/thermal decomposing carbonate in carbonate PCD Grant 10,105,824 - Bao , et al. October 23, 2 | 2018-10-23 |
Ultra-hard constructions with erosion resistance Grant 10,107,042 - Yu , et al. October 23, 2 | 2018-10-23 |
Cutting elements with wear resistant diamond surface Grant 10,100,583 - Fang , et al. October 16, 2 | 2018-10-16 |
Thermally stable materials, cutter elements with such thermally stable materials, and methods of forming the same Grant 10,077,608 - Belnap September 18, 2 | 2018-09-18 |
Diamond enhanced insert with controlled diamond frame strength Grant 10,016,873 - Fang , et al. July 10, 2 | 2018-07-10 |
Thermal Insulation Layer And Pressure Transfer Medium For High-pressure High-temperature Cell App 20180169987 - Bao; Yahua ;   et al. | 2018-06-21 |
Cutting element and a method of manufacturing a cutting element Grant 9,956,666 - Corbett , et al. May 1, 2 | 2018-05-01 |
Polycrystalline Diamond Sintered/rebonded On Carbide Substrate Containing Low Tungsten App 20180044764 - Bao; Yahua ;   et al. | 2018-02-15 |
High pressure carbide component with surfaces incorporating gradient structures Grant 9,764,523 - Belnap , et al. September 19, 2 | 2017-09-19 |
Sintering of thick solid carbonate-based PCD for drilling application Grant 9,475,176 - Bao , et al. October 25, 2 | 2016-10-25 |
Method for braze joining of carbonate PCD Grant 9,422,770 - Belnap , et al. August 23, 2 | 2016-08-23 |
Diamond bonded construction with thermally stable region Grant 9,404,309 - Voronin , et al. August 2, 2 | 2016-08-02 |
Ultra-hard Material Cutting Elements And Methods Of Manufacturing The Same With A Metal-rich Intermediate Layer App 20160168919 - Zhao; Liang ;   et al. | 2016-06-16 |
Diamond Enhanced Insert With Controlled Diamond Frame Strength App 20160144482 - Fang; Yi ;   et al. | 2016-05-26 |
Shear cutter with improved wear resistance of WC-CO substrate Grant 9,234,391 - Belnap , et al. January 12, 2 | 2016-01-12 |
Polycrystalline ultra-hard constructions with multiple support members Grant 9,217,296 - Voronin , et al. December 22, 2 | 2015-12-22 |
Polycrystalline Ultra-hard Constructions With Multiple Support Members App 20150343599 - Voronin; Georgiy ;   et al. | 2015-12-03 |
High diamond frame strength PCD materials Grant 9,091,131 - Yu , et al. July 28, 2 | 2015-07-28 |
Chemical Leaching/thermal Decomposing Carbonate In Carbonate Pcd App 20150183091 - Bao; Yahua ;   et al. | 2015-07-02 |
Thermally Stable Polycrystalline Diamond And Methods Of Making The Same App 20150068817 - BAO; YAHUA ;   et al. | 2015-03-12 |
Cutting Elements With Wear Resistant Diamond Surface App 20150060151 - FANG; YI ;   et al. | 2015-03-05 |
Deep leach pressure vessel for shear cutters Grant 8,932,377 - Belnap , et al. January 13, 2 | 2015-01-13 |
Atomic layer deposition nanocoatings on cutting tool powder materials Grant 8,875,813 - Zhan , et al. November 4, 2 | 2014-11-04 |
Polycrystalline Diamond Cutting Elements With Engineered Porosity And Method For Manufacturing Such Cutting Elements App 20140290146 - FAN; GUOJIANG ;   et al. | 2014-10-02 |
Diamond Bonded Construction With Improved Braze Joint App 20140291037 - Cariveau; Peter ;   et al. | 2014-10-02 |
Thermally Stable Polycrystalline Ultra-hard Constructions App 20140250798 - Voronin; Georgiy ;   et al. | 2014-09-11 |
Polycrystalline Diamond Constructions Having Optimized Material Composition App 20140215927 - Belnap; J. Daniel ;   et al. | 2014-08-07 |
Polycrystalline diamond cutting elements with engineered porosity and method for manufacturing such cutting elements Grant 8,783,389 - Fan , et al. July 22, 2 | 2014-07-22 |
Diamond bonded construction with improved braze joint Grant 8,763,730 - Cariveau , et al. July 1, 2 | 2014-07-01 |
Cutting Element And A Method Of Manufacturing A Cutting Element App 20140150351 - Corbett; Loel G. ;   et al. | 2014-06-05 |
Thermally stable polycrystalline ultra-hard constructions Grant 8,740,048 - Voronin , et al. June 3, 2 | 2014-06-03 |
Sintering Of Thick Solid Carbonate-based Pcd For Drilling Application App 20140131117 - Bao; Yahua ;   et al. | 2014-05-15 |
Method Of Making Carbonate Pcd And Sintering Carbonate Pcd On Carbide Substrate App 20140130418 - Bao; Yahua ;   et al. | 2014-05-15 |
Cutting Elements, Methods For Manufacturing Such Cutting Elements, And Tools Incorporating Such Cutting Elements App 20140124271 - Belnap; J. Daniel ;   et al. | 2014-05-08 |
Diamond Bonded Construction With Thermally Stable Region App 20140116791 - Voronin; Georgiy ;   et al. | 2014-05-01 |
Thermally Stable Diamond Bonded Materials And Compacts App 20140109491 - Voronin; Georgiy ;   et al. | 2014-04-24 |
System And Method For Brazing Tsp Materials To Substrates App 20140097159 - BELNAP; J. DANIEL ;   et al. | 2014-04-10 |
Polycrystalline diamond constructions having optimized material composition Grant 8,689,912 - Belnap , et al. April 8, 2 | 2014-04-08 |
Polycrystalline ultra-hard compact constructions Grant 8,672,061 - Voronin , et al. March 18, 2 | 2014-03-18 |
Ultra-hard Constructions With Improved Attachment Strength App 20140069727 - BELNAP; J. DANIEL | 2014-03-13 |
Ultra-hard Constructions With Erosion Resistance App 20140069725 - YU; FENG ;   et al. | 2014-03-13 |
Cutting Elements, Methods For Manufacturing Such Cutting Elements, And Tools Incorporating Such Cutting Elements App 20140013671 - BELNAP; J. DANIEL ;   et al. | 2014-01-16 |
Techniques And Materials For The Accelerated Removal Of Catalyst Material From Diamond Bodies App 20140007512 - Belnap; J. Daniel ;   et al. | 2014-01-09 |
Diamond bonded construction with thermally stable region Grant 8,622,154 - Voronin , et al. January 7, 2 | 2014-01-07 |
Thermally stable diamond bonded materials and compacts Grant 8,616,307 - Voronin , et al. December 31, 2 | 2013-12-31 |
Cutting elements, methods for manufacturing such cutting elements, and tools incorporating such cutting elements Grant 8,567,531 - Belnap , et al. October 29, 2 | 2013-10-29 |
Thermally Stable Materials, Cutter Elements With Such Thermally Stable Materials, And Methods Of Forming The Same App 20130264124 - Belnap; J. Daniel | 2013-10-10 |
Thermal Insulation Layer And Pressure Transfer Medium For High Pressure High Temperature Cell App 20130266678 - BAO; YAHUA ;   et al. | 2013-10-10 |
Techniques and materials for the accelerated removal of catalyst material from diamond bodies Grant 8,535,400 - Belnap , et al. September 17, 2 | 2013-09-17 |
Method For Braze Joining Of Carbonate Pcd App 20130168158 - BELNAP; J. Daniel ;   et al. | 2013-07-04 |
Methods For Manufacturing Polycrystalline Ultra-hard Constructions And Polycrystalline Ultra-hard Constructions App 20130152480 - EYRE; RONALD K. ;   et al. | 2013-06-20 |
Diamond Bonded Construction With Thermally Stable Region App 20130146369 - Voronin; Georgiy ;   et al. | 2013-06-13 |
Shear Cutter With Improved Wear Resistance Of Wc-co Substrate App 20130133957 - BELNAP; J. DANIEL ;   et al. | 2013-05-30 |
High Pressure Carbide Component With Surfaces Incorporating Gradient Structures App 20130133531 - BELNAP; J. Daniel ;   et al. | 2013-05-30 |
Method of making diamond-bonded constructions with improved thermal and mechanical properties Grant 8,372,334 - Voronin , et al. February 12, 2 | 2013-02-12 |
Diamond bonded construction with thermally stable region Grant 8,365,844 - Voronin , et al. February 5, 2 | 2013-02-05 |
High Diamond Frame Strength Pcd Materials App 20120261196 - Yu; Feng ;   et al. | 2012-10-18 |
Deep Leach Pressure Vessel For Shear Cutters App 20120227332 - Belnap; J. Daniel ;   et al. | 2012-09-13 |
Polycrystalline Diamond Constructions Having Optimized Material Composition App 20120125696 - Belnap; J. Daniel ;   et al. | 2012-05-24 |
Diamond Bonded Construction With Thermally Stable Region App 20120097458 - Voronin; Georgiy ;   et al. | 2012-04-26 |
Diamond bonded construction with thermally stable region Grant 8,083,012 - Voronin , et al. December 27, 2 | 2011-12-27 |
Ultra-hard and metallic constructions comprising improved braze joint Grant 8,061,454 - Voronin , et al. November 22, 2 | 2011-11-22 |
Thermally stable ultra-hard material compact construction Grant 8,056,650 - Middlemiss , et al. November 15, 2 | 2011-11-15 |
Diamond-bonded Constructions With Improved Thermal And Mechanical Properties App 20110271603 - Voronin; Georgiy ;   et al. | 2011-11-10 |
Diamond-bonded constructions with improved thermal and mechanical properties Grant 7,980,334 - Voronin , et al. July 19, 2 | 2011-07-19 |
Thermally Stable Diamond Bonded Materials and Compacts App 20110139514 - Voronin; Georgiy ;   et al. | 2011-06-16 |
Polycrystalline Ultra-hard Compact Constructions App 20110127088 - Voronin; Georgiy ;   et al. | 2011-06-02 |
Polycrystalline ultra-hard compact constructions Grant 7,909,121 - Voronin , et al. March 22, 2 | 2011-03-22 |
Thermally Stable Ultra-Hard Material Compact Construction App 20110056753 - Middlemiss; Stewart N. ;   et al. | 2011-03-10 |
Thermally Stable Polycrystalline Diamond Constructions App 20110036643 - Belnap; J. Daniel ;   et al. | 2011-02-17 |
Polycrystalline composites reinforced with elongated nanostructures Grant 7,862,634 - Belnap , et al. January 4, 2 | 2011-01-04 |
Polycrystalline Diamond Cutting Elements With Engineered Porosity And Method For Manufacturing Such Cutting Elements App 20100320006 - FAN; GUOJIANG ;   et al. | 2010-12-23 |
Diamond Bonded Construction with Improved Braze Joint App 20100300767 - Cariveau; Peter ;   et al. | 2010-12-02 |
Cutting Elements, Methods For Manufacturing Such Cutting Elements, And Tools Incorporating Such Cutting Elements App 20100294571 - Belnap; J. Daniel ;   et al. | 2010-11-25 |
Thermally stable ultra-hard material compact construction Grant 7,828,088 - Middlemiss , et al. November 9, 2 | 2010-11-09 |
Thermally Stable Polycrystalline Ultra-hard Constructions App 20100264198 - Voronin; Georgiy ;   et al. | 2010-10-21 |
Thermally stable polycrystalline ultra-hard constructions Grant 7,757,793 - Voronin , et al. July 20, 2 | 2010-07-20 |
Cutting Element And A Method Of Manufacturing A Cutting Element App 20100126779 - Corbett; Loel G. ;   et al. | 2010-05-27 |
Techniques And Materials For The Accelerated Removal Of Catalyst Material From Diamond Bodies App 20100095602 - Belnap; J. Daniel ;   et al. | 2010-04-22 |
Diamond Bonded Construction With Thermally Stable Region App 20100084197 - Voronin; Georgiy ;   et al. | 2010-04-08 |
Ultra-hard And Metallic Constructions Comprising Improved Braze Joint App 20090173547 - Voronin; Georgiy ;   et al. | 2009-07-09 |
Polycrystalline Ultra-hard Compact Constructions App 20090173548 - VORONIN; Georgiy ;   et al. | 2009-07-09 |
Polycrystalline Ultra-hard Constructions With Multiple Support Members App 20090173014 - VORONIN; Georgiy ;   et al. | 2009-07-09 |
Stress-relieved diamond inserts Grant 7,543,662 - Belnap , et al. June 9, 2 | 2009-06-09 |
Diamond-bonded Constrcutions With Improved Thermal And Mechanical Properties App 20090090563 - VORONIN; Georgiy ;   et al. | 2009-04-09 |
Ultrahard Composite Constructions App 20090071726 - Belnap; J. Daniel ;   et al. | 2009-03-19 |
Method of manufacturing a cutting element from a partially densified substrate Grant 7,470,341 - Keshavan , et al. December 30, 2 | 2008-12-30 |
Ultrahard composite constructions Grant 7,441,610 - Belnap , et al. October 28, 2 | 2008-10-28 |
Thermally Stable Ultra-hard Material Compact Construction App 20080223621 - Middlemiss; Stewart N. ;   et al. | 2008-09-18 |
Polycrystalline Composites Reinforced With Elongated Nanostructures App 20080209818 - Belnap; J. Daniel ;   et al. | 2008-09-04 |
Thermally stable ultra-hard material compact construction Grant 7,377,341 - Middlemiss , et al. May 27, 2 | 2008-05-27 |
Atomic Layer Deposition Nanocoatings On Cutting Tool Powder Materials App 20080073127 - Zhan; Guodong ;   et al. | 2008-03-27 |
Thermally Stable Polycrystalline Ultra-hard Constructions App 20070131459 - Voronin; Georgiy ;   et al. | 2007-06-14 |
Cutting element structure for roller cone bit Grant 7,152,701 - Butland , et al. December 26, 2 | 2006-12-26 |
Thermally stable ultra-hard material compact construction App 20060266558 - Middlemiss; Stewart N. ;   et al. | 2006-11-30 |
Ultrahard composite constructions App 20060191722 - Belnap; J. Daniel ;   et al. | 2006-08-31 |
Stress-relieved diamond inserts App 20060180354 - Belnap; J. Daniel ;   et al. | 2006-08-17 |
Method of manufacturing a cutting element from a partially densified substrate App 20040141865 - Keshavan, Madapusi K. ;   et al. | 2004-07-22 |
Engineered enhanced inserts for rock drilling bits Grant 6,484,826 - Anderson , et al. November 26, 2 | 2002-11-26 |
Engineered enhanced inserts for rock drilling bits Grant 6,460,637 - Siracki , et al. October 8, 2 | 2002-10-08 |
Drill bit inserts with variations in thickness of diamond coating Grant 6,460,636 - Yong , et al. October 8, 2 | 2002-10-08 |
Engineered enhanced inserts for rock drilling bits Grant 6,199,645 - Anderson , et al. March 13, 2 | 2001-03-13 |