Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8820668 | Roller press, particularly for interparticle comminution | Alexander Hagedorn, Meinhard Frangenberg, Matthias Mersmann | 2014-09-02 |
| 8795563 | Roll press comprising two mobile rolls | — | 2014-08-05 |
| 7896272 | Roller press, in particular for interparticle comminution | Meinhard Frangenberg, Alexander Hagedorn | 2011-03-01 |
| 7862333 | Regulator for the cooling air inflow of a cooling grate | Karl Schinke | 2011-01-04 |
| 7841273 | Roller bearing in a roller press | Meinhard Frangenberg | 2010-11-30 |
| 7708556 | Bulk-material cooler for cooling hot material to be cooled | Karl Schinke | 2010-05-04 |
| 7699254 | Twin-roll machine, in particular for material, bed milling | Meinhard Frangenberg, Alexander Hagedorn | 2010-04-20 |
| 7628347 | Double-roll machine for comminuting a bed of material | Meinhard Frangenberg, Erich Sommer, Jörg SCHNEPPER, Alexander Hagedorn | 2009-12-08 |
| 7497396 | Grinding roller for the pressure comminution of granular material | Meinhard Frangenberg, Frank Fischer-Helwig, Dieter Brendler | 2009-03-03 |
| 7300007 | Circulating grinding plant comprising a mill and a sifter | Alexander Hagedorn, Frank Fischer-Helwig, Meinhard Frangenberg | 2007-11-27 |
| 6557790 | Circuit grinding apparatus with high-pressure roller mill and sifter | — | 2003-05-06 |
| 6415998 | Circuit grinding apparatus with high pressure roller mill and sifter | — | 2002-07-09 |