Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693362 | Process and apparatus for moving and treating a particulate material | Gunther Boos, Winfried Doetsch, Lutz Donnerhack, Wolfgang Hungerbach | 1997-12-02 |
| 5632102 | Process and apparatus for the production and/or treatment of particles | Bernhard Luy, Ulf Konig | 1997-05-27 |