Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4642039 | Apparatus for producing profiles or webs such as tread strips for vehicle tires | — | 1987-02-10 |
| 4573799 | Degassing extrusion device | — | 1986-03-04 |
| 4568459 | Filtering device | Georg Reisswig | 1986-02-04 |
| 4548568 | Extrusion head | Adolf Herbert, Gunter Meier | 1985-10-22 |
| 4515738 | Method of monitoring the production of extruded profiles and an apparatus incorporating means for effecting such monitoring | — | 1985-05-07 |
| 4508454 | Extruder | — | 1985-04-02 |
| 4484878 | Filling level monitoring device | Jurgen Voigt, Heinrich Kruse | 1984-11-27 |
| 4423960 | Twin-screw degassing extruder for degassing thermoplastic materials or the like | — | 1984-01-03 |
| 4410306 | Apparatus for granulating plastics material or plastic compositions | Jurgen Voigt | 1983-10-18 |
| 4401421 | Apparatus for granulating plastics material or plastic compositions | — | 1983-08-30 |
| 4365946 | Apparatus for continuously processing rubber, elastomers, plastics and like materials which can be vulcanized or cross-linked | — | 1982-12-28 |
| 4347003 | Two-stage extruder | — | 1982-08-31 |
| 4332541 | Filtering arrangement for thermoplastics materials | — | 1982-06-01 |
| 4332480 | Kneading and mixing machine | — | 1982-06-01 |
| 4298322 | Venting means for screw extruders | Manfred Dienst | 1981-11-03 |
| 4289410 | Worm feed extruder for processing synthetics, rubber and like materials | — | 1981-09-15 |
| 4285652 | Granulating apparatus | — | 1981-08-25 |
| 4269085 | Drive means for a cascade extruder | Wilhelm Brand | 1981-05-26 |
| 4249879 | Granulating apparatus | Jurgen Voigt | 1981-02-10 |
| 4247272 | Method of and apparatus for the controlled feeding of a quantity of material into the intake opening of an extruder for processing rubber or plastics material | — | 1981-01-27 |
| 4245972 | Granulating apparatus | — | 1981-01-20 |
| 4235581 | Screw extrusion press having temperature-control means | — | 1980-11-25 |
| 4214859 | Apparatus for regulating the output of a single or twin screw extruder for processing plastics melts | — | 1980-07-29 |
| 4202633 | Machine for processing plastics materials | — | 1980-05-13 |
| 4197268 | Method of and an apparatus for monitoring the digassing opening on a single or twin screw extruder for processing plastics material | — | 1980-04-08 |