Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789446 | Method of processing residues from the hydrometallurgical production of zinc | Adolf Von Ropenack, Winfried Bohmer, Gunter Smykalla | 1988-12-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789446 | Method of processing residues from the hydrometallurgical production of zinc | Adolf Von Ropenack, Winfried Bohmer, Gunter Smykalla | 1988-12-06 |