Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4207094 | Method for preheating the oxygen in an oxygen steel making process | Arnulf Diener, Fritz Meininghaus, Gunter Oehmen | 1980-06-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4207094 | Method for preheating the oxygen in an oxygen steel making process | Arnulf Diener, Fritz Meininghaus, Gunter Oehmen | 1980-06-10 |