Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8801339 | Conveyor device for pneumatically conveying bulk material | Michael Joseph Durr, Klaus Lang, Heiko Schwibode, Friedrich K. Straub, Egon Zechner +1 more | 2014-08-12 |
| 5791829 | Method of shock-reduced pneumatic plug conveyance of bulk materials and device for implementing the method | Manfred Iltzsche, Eugen Metzler | 1998-08-11 |
| 4909676 | Apparatus for pneumatically conveying bulk material | Dieter Heep, Norbert Eberhard, Hans Hoppe, Robert Storf | 1990-03-20 |
| 4859067 | Bulk material mixer | Hans Hoppe, Theodor Breucker, Robert Storf | 1989-08-22 |