Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4915311 | Roller mill | Otto Heinemann, Helmut Krumme, Helmut Lucke, Werner Schossler, Karl von Greiffenstern | 1990-04-10 |
| 4554876 | Rotary kiln with cooler | — | 1985-11-26 |
| 4488730 | Device for sealing a ring gear | — | 1984-12-18 |
| 4457520 | Device for sealing the gap between a rotary kiln and an inlet housing | — | 1984-07-03 |
| 4315439 | Drive apparatus for rotary unit | — | 1982-02-16 |