Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5073525 | Lightweight tundish refractory composition | Wilfred A. Martinez, Amy P. Hale | 1991-12-17 |
| 4902475 | Aluminum alloy and master aluminum alloy for forming said improved alloy | Diran Apelain | 1990-02-20 |