Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6986833 | Process for fractionating water-containing crude amine mixtures from amine synthesis | Andreas Wölfert, Heinz Rutter, Stefan Rittinger, Aurelie Alemany, Willi Schmidt | 2006-01-17 |
| 6913674 | Process for fractionating water-containing crude amine mixtures from amine synthesis | Andreas Wölfert, Heinz Rutter, Stefan Rittinger, Aurelie Alemany, Willi Schmidt | 2005-07-05 |
| 6821396 | Process for fractionating water-containing crude amine mixtures from amine synthesis | Andreas Wölfert, Heinz Rutter, Stefan Rittinger, Aurelie Alemany, Willi Schmidt | 2004-11-23 |