Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832739 | Process for desulfurizing molten iron | Walter Meichsner, Werner Gmohling, Karl-Heinz Peters | 1989-05-23 |
| 4764211 | Fine-grained agent for desulfurizing molten iron | Walter Meichsner, Werner Gmohling, Karl-Heinz Peters | 1988-08-16 |