Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7807826 | Purification of a crude lactam mixture by means of melt crystallization | Axel Hengstermann, Ralf Meier, Bernd Gunzel, Martin Roos, Stephan Schäflein | 2010-10-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7807826 | Purification of a crude lactam mixture by means of melt crystallization | Axel Hengstermann, Ralf Meier, Bernd Gunzel, Martin Roos, Stephan Schäflein | 2010-10-05 |