Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5018709 | Making a taphole | Robert Rodrigues | 1991-05-28 |
| 5002908 | Resin bonded refractory shape and method of making | — | 1991-03-26 |
| 4778526 | Gunnable refractory composition | — | 1988-10-18 |
| 4463100 | Refractory gun mix | — | 1984-07-31 |
| 4454239 | Carbonaceous refractory composition for pressing brick shapes | — | 1984-06-12 |
| 4276091 | Refractory gun mix | — | 1981-06-30 |
| 4244744 | Refractory gun mix | — | 1981-01-13 |