Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468327 | Process for processing residual substances containing at least one nonferrous metal and/or compounds thereof | Wilhelm Hans Zapfel, Hertha Luttenberger | 2002-10-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468327 | Process for processing residual substances containing at least one nonferrous metal and/or compounds thereof | Wilhelm Hans Zapfel, Hertha Luttenberger | 2002-10-22 |