Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348581 | Rare earth sesquisulfide compositions comprising alkali/alkaline earth metal values | Thierry Chopin, Olivier Touret | 1994-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348581 | Rare earth sesquisulfide compositions comprising alkali/alkaline earth metal values | Thierry Chopin, Olivier Touret | 1994-09-20 |