Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491190 | Permeable refractory nozzle and manufacturing method | — | 2002-12-10 |
| 5188689 | Method of forming a porous refractory immersion nozzle | Gary McCorkle | 1993-02-23 |
| 5100035 | Permeable MgO nozzle | Gary McCorkle | 1992-03-31 |
| 5096865 | High density fused silica process and product | — | 1992-03-17 |
| 4332910 | Free flowing metallurgical well powder | — | 1982-06-01 |