Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7632967 | Raney copper | Daniel Ostgard, Jorg Sauer, Andreas Freund, Monika Berweiler, Matthias Hopp +1 more | 2009-12-15 |
| 6838070 | Method of producing cyanuric chloride | Walter Boerner, Ralph Marquardt, Stephanie Schauhoff, Christine Schick | 2005-01-04 |
| 6794331 | Raney copper | Daniel Ostgard, Jorg Sauer, Andreas Freund, Monika Berweiler, Matthias Hopp +1 more | 2004-09-21 |
| 6447744 | Process for the preparation of hydrogen peroxide | Thomas Haas, Jürgen Glenneberg, Rudolf Wagner, Matthias Creutz, Jorg Sauer | 2002-09-10 |
| 6441255 | Method of producing alcohols by catalytic hydrogenation of aldehydes or ketones | Thomas Haas, Bernd Jaeger, Jorg Sauer | 2002-08-27 |
| 6417385 | Method of producing acetone-cyanhydrin | Walter Börner, Liane Deusser, Ralph Marquardt, Karl-Heinz Vieweg | 2002-07-09 |
| 6342646 | Catalytic hydrogenation of 3-hydroxypropanal to 1,3-propanediol | Thomas Haas, Bernd Jaeger, Willi Hofen | 2002-01-29 |
| 6297408 | Two-stage process for the production of 1,3-propanediol by catalytic hydrogenation of 3-hydroxypropanal | Thomas Haas, Bernd Jaeger, Joerg Sauer, Willi Hofen | 2001-10-02 |
| 6284930 | Process for the preparation of 3-hydroxypropanal | Thomas Haas, Liane Deusser, Torsten Hahm, Willi Hofen | 2001-09-04 |
| 6265623 | Process for the reductive cleavage of linear and cyclic acetals especially formals | Marcus Morawietz, Thomas Haas, Olaf Burkhardt | 2001-07-24 |
| 6232512 | Method for reducing the content of acetals or ketals in alcohol-containing reaction mixtures | Thomas Haas, Bernd Jäger, Jorg Sauer | 2001-05-15 |
| 6218580 | Process for intermolecular etherification and ether cleavage | Marcus Morawietz, Thomas Haas, Olaf Burkhardt | 2001-04-17 |
| 6180831 | Method of producing .beta.-hydroxyaldehydes | Robert Weber, Wilhelm Keim, Bernd Jaeger, Thomas Haas | 2001-01-30 |
| 6096173 | Method of producing hydrogen cyanide | Lukas von Hippel, Andreas Gutsch, Roland Schaffer, Manfred Sauer | 2000-08-01 |
| 6013812 | Process for the production of five-membered or six-membered cyclic ethers, in particular of anhydropolyols | Thomas Haas, Olaf Burkhardt, Marcus Morawietz, Agnes Bourrel | 2000-01-11 |
| 6011179 | Process for the production of amines from imines of nitriles | Thomas Haas, Karl-Ludwig Weber, Klaus Stadtmuller, Willi Hofen | 2000-01-04 |
| 5847157 | Method of producing (+) 2-azabicyclo{2.2.1}hept-5-en-3-one | Frank Romanowski, Kurt Vroman | 1998-12-08 |
| 5425786 | Process for the production of suspensions of cyanuric chloride in aqueous liquids | Richard Hendricx, Norbert Kriebitzsch, Francois van de Velde, Ruediger Schirrmacher | 1995-06-20 |