Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468075 | Apparatus for thermal processing of raw material in meal form | Norbert Streit, Ralf Filges, Horst Schilling | 2002-10-22 |
| 6461153 | Method for desulfurization of off-gases of a system for the manufacture of cement clinker | Andreas Hand, Norbert Streit, Stephan Kuhnke | 2002-10-08 |
| 6447598 | Process for the thermal treatment of meal-form raw materials | Stepan Kuhnke, Andreas Hand | 2002-09-10 |