Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655955 | Coolable arched roof | Erwin Wachter, Bruno Andreoli, Werner Seglias | 2003-12-02 |
| 6513445 | Plant and grate block for the thermal treatment of waste materials | Stefan Forsberg | 2003-02-04 |