Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5885913 | Prefabricated part made of vitreous fused silica for use as a refractory and process for producing such prefabricated parts | Jean-Marie Delcloy, Jean-Marc Leroy | 1999-03-23 |
| 5462616 | Process for producing a composite material comprising of at least two layers | — | 1995-10-31 |
| 5407873 | Zirconium silicate brick and method for its production | Reinhold Janssen, Klaus Wachter | 1995-04-18 |