Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6860313 | Method and device for the preparation of foundry sand | Uwe Greissing, Dieter Adelmann, Paul Eirich, Herbert Durr | 2005-03-01 |
| 5753868 | Method and apparatus for gravimetric dosing and mixing of at least two components | — | 1998-05-19 |
| 4489862 | Device for the controllable removal of bulk materials from containers | — | 1984-12-25 |