Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5007615 | Refractory slide gate assembly and method | Ben Davies | 1991-04-16 |
| 4521357 | Carbon bonded refractories | Albert L. Renkey | 1985-06-04 |
| 4431744 | Carbon bonded refractory brick | David J. Michael | 1984-02-14 |