Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5214264 | Plasma torch front electrode | — | 1993-05-25 |
| 5030273 | Furnace-plasma arc torch-supervisory control system for recovery of free aluminum from aluminum dross | Richard D. Lindsay, Terry L. Moore, David P. Camacho | 1991-07-09 |
| 4997476 | Recovery of free aluminum from aluminum dross using plasma energy without use of a salt flux | Richard D. Lindsay, David Cheek, Robert L. Kirkland | 1991-03-05 |
| 4654076 | Apparatus and method for treating metallic fines | Salvador L. Camacho, Richard D. Lindsay | 1987-03-31 |