Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700309 | Method and powder mixture for repairing oxide based refractory bodies | Alexandre Zivkovic, Bernard Somerhausen | 1997-12-23 |
| 5686028 | Process for forming a coherent refractory mass on a surface | Leon-Philippe Mottet | 1997-11-11 |