Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9733016 | Process and arrangement for extracting a metal from slag a containing said metal | Rolf Degel, Dieter Borgwardt, Andrzej Warczok, Gabriel Angel Riveros Urzua | 2017-08-15 |