Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4376805 | Fused cast blocks based on refractory oxides and having a steel member embedded therein | Marc Esnoult | 1983-03-15 |
| 4368038 | Refractory pads for walking beam furnaces | Jean-Marc Bourdon, Marc Esnoult | 1983-01-11 |