Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066211 | Closed-circuit grinding plant having sifter and fine material settling device | Alexander Hagedorn | 2011-11-29 |
| 7896272 | Roller press, in particular for interparticle comminution | Alexander Hagedorn, Christian Splinter | 2011-03-01 |