Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858132 | Alloys containing insoluble phases and method of manufacturing thereof | James A. Bell, Carlos M. Diaz, Thijs Eerkes, Thomas Francis Stephenson, Scott Thomas Campbell +2 more | 1999-01-12 |
| 5765623 | Alloys containing insoluble phases and method of manufacture thereof | James A. Bell, Carlos M. Diaz, Thijs Eerkes, Thomas Francis Stephenson, Scott Thomas Campbell +2 more | 1998-06-16 |
| 5194213 | Copper smelting system | Carlos M. Diaz | 1993-03-16 |
| 4615731 | Hydrometallurgical processing of precious metal-containing materials | John A. Thomas, Norman C. Nissen, Alexander Illis | 1986-10-07 |
| 4502941 | Non-aqueous hydrogenation of solid carbonaceous material | Kenneth R. Dymock | 1985-03-05 |
| 4455218 | Hydrogenation of carbonaceous material | Kenneth R. Dymock | 1984-06-19 |
| 4415356 | Process for autogenous oxygen smelting of sulfide materials containing base metals | Grigori S. Victorovich | 1983-11-15 |
| 4358430 | Process for treatment of selenium-bearing materials | Grigori S. Victorovich, Ramamritham Sridhar | 1982-11-09 |
| 4229270 | Process for the recovery of metal values from anode slimes | Kohur N. Subramanian, John A. Thomas, Norman C. Nissen | 1980-10-21 |