Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4649807 | Method for preventing dust depositions or build-ups in off-gas channels of electrothermal smelting furnaces | Torbjorn Aasen | 1987-03-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4649807 | Method for preventing dust depositions or build-ups in off-gas channels of electrothermal smelting furnaces | Torbjorn Aasen | 1987-03-17 |