Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6145340 | Process for fractional crystallization of substances, a crystallizer suitable for working the process, and use of the process | Manfred Stepanski | 2000-11-14 |
| 6074548 | Process for obtaining paraffin or paraffin fractions | Norbert Matzat, Gunther Hildebrand, Ferdinand Richter, Manfred Stepanski, Florian Lippuner +1 more | 2000-06-13 |