Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365510 | Method and device for measuring the height of at least one separation layer in the material bed of a density sorting machine | Rainer Imhof, Wolf-Diethard Grunberg | 1982-12-28 |
| 4315816 | High intensity magnetic field drum separator | Guenter Ries, Klaus-Peter Juengst, Siegfried Foerster, Franz Graf, Wolfgang Lehmann +1 more | 1982-02-16 |