Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502977 | Extruder plant with worm extruder and gearwheel extruder | — | 2003-01-07 |
| 5358693 | Method and apparatus for the single-stage continuous production of a rubber base compound and a rubber end compound | Heinz Brinkmann | 1994-10-25 |
| 5324183 | Apparatus for producing a controllable, uniform conveying pressure for processing highly viscous rubber or thermoplastics | — | 1994-06-28 |
| 5302635 | Method and arrangement for the single-stage continuous production of a rubber base compound and a rubber end compound | Heinz Brinkmann | 1994-04-12 |
| 5297866 | Apparatus for producing a controllable uniform conveying pressure for processing highly viscous rubber or thermoplastics | — | 1994-03-29 |
| 5292240 | Pelletizer with cutting knife control | — | 1994-03-08 |
| 5262111 | Process for the continuous production of rubber compounds in a twin-screw extruder | Holger Schaarschmidt, Dieter Mayer, Markus Wolff | 1993-11-16 |
| 5244373 | Extruder for poorly miscible extrudates | Martin Preuss | 1993-09-14 |
| 5221504 | Process and apparatus for optimal operation of a high-speed extruder | — | 1993-06-22 |
| 5147198 | High performance extruder with a constant number of threads in the inlet and outlet regions of a transfer shearing section | — | 1992-09-15 |
| 5145352 | Pin transfer extruder | Gunther Meier | 1992-09-08 |
| 5141426 | Degassing extruder | — | 1992-08-25 |
| 5127741 | High-performance extruder | Gunther Meier | 1992-07-07 |
| 5068069 | Method of maintaining the force of a stripper blade on an extruder feed roller constant and an apparatus therefor | — | 1991-11-26 |
| 5000670 | Air discharge device for extrusion head | — | 1991-03-19 |
| 4927482 | Method and apparatus for producing tread strips for automotive vehicle tires | — | 1990-05-22 |
| 4799874 | Extrusion head | Klaus Bellmer | 1989-01-24 |
| 4781563 | Filter changing mechanism including means for discharging residues of rubber or thermoplastics material from extrusion presses | — | 1988-11-01 |
| 4764101 | Apparatus for monitoring the production of elongate profiles | — | 1988-08-16 |
| 4735565 | Pin-barrel extrusion device having a barrel temperature control means | — | 1988-04-05 |
| 4728278 | Apparatus for monitoring deviations in the dimensions of a continuously extruded profile strip | — | 1988-03-01 |
| 4719071 | Method for monitoring the production of elongate profiles | — | 1988-01-12 |
| 4680152 | Method for monitoring deviations in the dimensions of a continuously extruded profile strip | — | 1987-07-14 |
| 4653994 | Extrusion head for producing flat profiles from rubber or plastics material | — | 1987-03-31 |
| 4643660 | Screw extrusion press having barrel temperature control means | — | 1987-02-17 |