Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4728044 | Apparatus for the comminution and grinding of brittle grinding stock, particularly of damp initial material | Josef BRUMMER | 1988-03-01 |
| 4280283 | Method and device for the operation of a hot gas generator within a dryer | Jakob Ansen, Heinz Fasbender | 1981-07-28 |
| 4272710 | Method and apparatus for the adjustment of a definite position of rest of a rotary tube | Jakob Ansen | 1981-06-09 |
| 4270466 | Method and apparatus for rendering an ignitable fuel-oxygen mixture inert | Jakob Ansen, Heinz Fasbender, Rupprecht Graf | 1981-06-02 |
| 4236886 | Method and apparatus for the production of coaldust | Jakob Ansen, Heinz Hoppen | 1980-12-02 |