Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9452546 | Method and plant for producing material boards, and a device for compressing the narrow sides of a pressed-material mat | — | 2016-09-27 |
| 8944801 | Pellet press for producing pellets | Frank Heymanns, Gernot von Haas, Günter Natus | 2015-02-03 |
| 7264763 | Method and apparatus for the manufacture of compacts | Gernot von Haas | 2007-09-04 |
| 5775214 | Apparatus for the continuous production of particle, fiber, plastic and wood boards | Friedrich B. Bielfeldt | 1998-07-07 |
| 5562028 | Longitudinal and convex flexural deformation of a press plate/heating plate in a continuously operating press | Friedrich B. Bielfeldt | 1996-10-08 |
| 5333541 | Method for guiding steel bands of a continuously working press by altering a position of a pressing ram to apply a varying pressure profile to a material being pressed | Friedrich B. Bielfeldt | 1994-08-02 |
| 5323696 | Device for guiding steel bands | Friedrich B. Bielfeldt | 1994-06-28 |
| 5253571 | Method for guiding steel bands about a longitudinal axis of a continuously working press | Friedrich B. Bielfeldt | 1993-10-19 |
| 5042372 | Continuously working press | Friedrich B. Bielfeldt | 1991-08-27 |