Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871479 | Process for producing sintered mixed oxides which are soluble in nitric acid from solutions of nitrates | Patrick Germanaz | 1989-10-03 |
| 4851203 | Metal carbide and nitride powders | Philippe Joubert | 1989-07-25 |