Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9939360 | Wear indicator in a composite system of refractory ceramic stones | Josse Bachmayer, Karl-Michael Zettl, Alexander Maranitsch | 2018-04-10 |
| 9879916 | Gas purging element and associated gas connection element | Bernd Trummer, Roman Kulp, Leopold Kneis | 2018-01-30 |