| 5648139 |
Wire drawing dies of polycrystalline CVD diamond with boron dopant atoms |
Ricardo Simon Sussmann |
1997-07-15 |
| 5054246 |
Abrasive compacts |
Nicholas Mastrantonis |
1991-10-08 |
| 5033334 |
Wire drawing die |
Moosa Mahomed Adia, Patrick Seeber |
1991-07-23 |
| 5007207 |
Abrasive product |
— |
1991-04-16 |
| 4875907 |
Thermally stable diamond abrasive compact body |
Richard P. Burnand |
1989-10-24 |
| 4861350 |
Tool component |
Richard P. Burnand |
1989-08-29 |
| 4789385 |
Thermally stable diamond abrasive compact body |
Henry B. Dyer, Richard P. Brunand |
1988-12-06 |
| 4724728 |
Drill blanks |
— |
1988-02-16 |
| 4694710 |
Method of making a blank of a drill bit |
— |
1987-09-22 |
| 4591364 |
Abrasive materials |
— |
1986-05-27 |
| 4534773 |
Abrasive product and method for manufacturing |
Noel J. Pipkin, Richard P. Burnand |
1985-08-13 |
| 4520881 |
Tool component |
— |
1985-06-04 |
| 4481016 |
Method of making tool inserts and drill bits |
Nicoll A. D. Campbell, Henry B. Dyer, Rainer Dietrich, Douglas Reid |
1984-11-06 |
| 4373593 |
Drill bit |
Rainer Jurgens |
1983-02-15 |
| 4252102 |
Cutting element for processing rocks, metal or the like |
Rainer Jurgens |
1981-02-24 |
| 4246006 |
Method of making sintered metal-diamond aggregates |
— |
1981-01-20 |
| 4215999 |
Abrasive compact with a core of high rigidity material |
— |
1980-08-05 |
| 4203732 |
Method of making an abrasive product |
— |
1980-05-20 |