Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4921536 | Non-calcareous castable binder | — | 1990-05-01 |
| 4780142 | Hard setting refractory composition | — | 1988-10-25 |
| 4233079 | Aluminous refractory compositions containing carbon, silicon and chrome oxide | — | 1980-11-11 |
| 4210454 | Aluminous refractory compositions containing carbon, silicon and chrome oxide | — | 1980-07-01 |