Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5228629 | Grinding element for drum refiner | Emmerich Bernhard, Johann Lileg, Johannes Kappel, Dag Bergloff, Bernhard Rebernik | 1993-07-20 |
| 5127591 | Apparatus for crushing or grinding of fibrous material, in particular drum refiner | Emmerich Bernhard, Johann Lileg, Johannes Kappel, Dag Bergloff, Bernhard Rebernik | 1992-07-07 |
| 5048768 | Crushing or grinding element for drum refiners | Emmerich Bernhard, Johann Lileg, Johannes Kappel, Dag Bergloff | 1991-09-17 |
| 4936518 | Apparatus for crushing or grinding of fibrous material, in particular drum refiner | Emmerich Bernhard, Johann Lileg, Johannes Kappel, Dag Bergloff | 1990-06-26 |
| 4537655 | Process for producing and flash drying high yield mechanical cellulose pulp with steam and condensate recycle | Bo A. Ahrel, Claes G. S. Svensson, Torsten A. H. Franzen | 1985-08-27 |