Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807819 | Process and apparatus for granulating powdery materials | Werner Nagel, Bernd Brandt, Albert Peters | 1989-02-28 |
| 4430280 | Process for the production of mixed granulate from carbon black and light filler | Gerhard Kuhner, Lothar Rothbuhr, Gunter Turk, Siegfried Wolff | 1984-02-07 |