Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376161 | Steel making process including transporting spong iron briquettes | Friedrich-Hans Grandin | 1994-12-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376161 | Steel making process including transporting spong iron briquettes | Friedrich-Hans Grandin | 1994-12-27 |