Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4506025 | Silica castables | Thomas R. Kleeb, George H. Criss | 1985-03-19 |
| 4290814 | High alumina brick | Stanley R. Pavlica | 1981-09-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4506025 | Silica castables | Thomas R. Kleeb, George H. Criss | 1985-03-19 |
| 4290814 | High alumina brick | Stanley R. Pavlica | 1981-09-22 |