Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432162 | Process for melting ashes, slags or glass | Hans Ruegg, Christian Steiner, Beat Stoffel | 2002-08-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432162 | Process for melting ashes, slags or glass | Hans Ruegg, Christian Steiner, Beat Stoffel | 2002-08-13 |