Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677060 | Method for protecting products made of a refractory material against oxidation, and resulting protected products | Valentina Sergeevna Terentieva, Olga Petrovna Bogachkova | 1997-10-14 |