| 11780778 |
Use of diamondene fragments in making polycrystalline diamond cutters and polycrystalline diamond cutters containing diamondene fragments |
— |
2023-10-10 |
| 11279002 |
Dense packing particle size distribution for PDC cutters |
— |
2022-03-22 |
| 10166654 |
Dense packing particle size distribution for PDC cutters |
— |
2019-01-01 |
| 10046436 |
Delayed diffusion of novel species from the back side of carbide |
Joel Vaughn |
2018-08-14 |
| 9598907 |
Modification of diamond feeds for improving polycrystalline diamond cutter |
Kai Zhang, Frank Gao |
2017-03-21 |
| 9242215 |
Infiltration compositions for PCD by using coated carbide substrates |
Abhijit Suryavanshi |
2016-01-26 |
| 9138872 |
Polycrystalline diamond drill blanks with improved carbide interface geometries |
Joel Vaughn |
2015-09-22 |
| 9108301 |
Delayed diffusion of novel species from the back side of carbide |
Joel Vaughn |
2015-08-18 |
| 6933049 |
Abrasive tool inserts with diminished residual tensile stresses and their production |
Shan Wan, Eoin M. O'Tighearnaigh, Therese Raftery, Rosemarie Shelly Snyder |
2005-08-23 |
| 6045440 |
Polycrystalline diamond compact PDC cutter with improved cutting capability |
David M. Johnson, Henry S. Marek |
2000-04-04 |
| 5848657 |
Polycrystalline diamond cutting element |
David M. Johnson, Friedel S. Knemeyer, Bradley E. Williams |
1998-12-15 |
| 5829541 |
Polycrystalline diamond cutting element with diamond ridge pattern |
David M. Johnson, Friedel S. Knemeyer, Bradley E. Williams |
1998-11-03 |
| 5743346 |
Abrasive cutting element and drill bit |
David M. Johnson, Bradley E. Williams |
1998-04-28 |
| 5494477 |
Abrasive tool insert |
David M. Johnson, Henry S. Marek |
1996-02-27 |
| 5486137 |
Abrasive tool insert |
David M. Johnson, Henry S. Marek |
1996-01-23 |
| 5484330 |
Abrasive tool insert |
David M. Johnson |
1996-01-16 |
| 4931363 |
Brazed thermally-stable polycrystalline diamond compact workpieces |
David E. Slutz, Paul D. Gigl, Gary W. Smith |
1990-06-05 |
| 4899922 |
Brazed thermally-stable polycrystalline diamond compact workpieces and their fabrication |
David E. Slutz, Paul D. Gigl, Gary W. Smith |
1990-02-13 |
| 4767050 |
Pocketed stud for polycrystalline diamond cutting blanks and method of making same |
Gary W. Smith |
1988-08-30 |
