Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6896772 | Method for separating ammonia from solutions containing caprolactam and ammonia | Hermann Luyken, Frank Ohlbach, Rolf Fischer, Johann-Peter Melder, Peter Bassler +1 more | 2005-05-24 |
| 6878798 | Method for producing a polymer, using caprolactam | Frank Ohlbach, Helmut Winterling, Andreas Ansmann, Rolf Fischer, Johann-Peter Melder +2 more | 2005-04-12 |