Phaal; Cornelius
Patent Applications and Registrations
Patent applications and USPTO patent grants for Phaal; Cornelius.The latest application filed is for "abrasive compacts".
- Phaal; Cornelius - Johannesburg Transvaal ZA
- Phaal; Cornelius - Bagshot Surrey GB2
- Phaal; Cornelius - Transvaal ZA
- Phaal; Cornelius - Rivoniz Sandton ZA
- Phaal; Cornelius - Craighall Park Johannesburg ZA
- Phaal; Cornelius - Rivonia Sandton ZA
- Phaal; Cornelius - Sandton Transvaal ZA
- Phaal; Cornelius - Edenburg Rivonia ZA
| Patent | Date |
|---|---|
| Abrasive compacts Grant 5,054,246 - Phaal , et al. October 8, 1 | 1991-10-08 |
| Abrasive product Grant 5,007,207 - Phaal April 16, 1 | 1991-04-16 |
| Thermally stable diamond abrasive compact body Grant 4,875,907 - Phaal , et al. October 24, 1 | 1989-10-24 |
| Tool component Grant 4,861,350 - Phaal , et al. August 29, 1 | 1989-08-29 |
| Thermally stable diamond abrasive compact body Grant 4,789,385 - Dyer , et al. December 6, 1 | 1988-12-06 |
| Abrasive materials Grant 4,591,364 - Phaal * May 27, 1 | 1986-05-27 |
| Abrasive product and method for manufacturing Grant 4,534,773 - Phaal , et al. August 13, 1 | 1985-08-13 |
| Tool component Grant 4,520,881 - Phaal June 4, 1 | 1985-06-04 |
| Method of making tool inserts and drill bits Grant 4,481,016 - Campbell , et al. November 6, 1 | 1984-11-06 |
| Drill bit Grant 4,373,593 - Phaal , et al. * February 15, 1 | 1983-02-15 |
| Method of making sintered metal-diamond aggregates Grant 4,246,006 - Phaal January 20, 1 | 1981-01-20 |
| Abrasive compact with a core of high rigidity material Grant 4,215,999 - Phaal August 5, 1 | 1980-08-05 |
| Method of making an abrasive product Grant 4,203,732 - Phaal May 20, 1 | 1980-05-20 |
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