Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4562049 | Recovery of titanium from perovskite by acid sulfation | Monte B. Shirts, Dale A. Martin | 1985-12-31 |
| 4552730 | Recovery of titanium from perovskite using sulfuric acid leaching | Monte B. Shirts, Dale A. Martin | 1985-11-12 |