Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8088351 | Process for the preparation of ethanedinitrile | Ellen Klegraf, Jan Keller | 2012-01-03 |
| 7390932 | Method for preparing highly concentrated, gaseous formaldehydes | Eckard Stroefer, Neven Lang, Ulrich Steinbrenner, Hans Hasse, Michael Ott | 2008-06-24 |
| 7345207 | Production of high-concentration formaldehyde solutions | Eckhard Stroefer, Neven Lang, Hans Hasse, Michael Ott | 2008-03-18 |
| 7273955 | Method for thermal stabilization of highly concentrated formaldehyde solutions | Eckard Stroefer, Hans Hasse | 2007-09-25 |