Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6299081 | Tube mill | Siegfried Strasser, Albert Susseger, Alexander Hagedorn | 2001-10-09 |
| 6032887 | Circuit grinding apparatus with high-pressure roll press and sifter | Siegfried Strasser | 2000-03-07 |
| 5918823 | High-pressure roller press for pressure comminution of granular product | Siegfried Strasser | 1999-07-06 |