Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4528175 | Production of chromium (III) compounds | James F. Walther | 1985-07-09 |
| 4339415 | Recovery of soluble alumina values from alumina bearing ores | Bruce E. Kurtz, Anatoli Omelian | 1982-07-13 |