Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7208545 | Selected cyclohexane -1,3-and -1,4-dicarboxylic acid esters | Lucien Thil, Boris Breitscheidel | 2007-04-24 |
| 6888021 | Hydrogenation of benzenepolycarboxylic acids or derivatives thereof using a catalyst containing macropores | Arnd Bottcher, Boris Breitscheidel, Klaus Halbritter, Jochem Henkelmann, Lucien Thil +1 more | 2005-05-03 |
| 6638619 | Method for producing a granulate from a melt | Rudolf Erich Lorenz, Bernhard Maltry, Jorg Heilek | 2003-10-28 |
| 6583286 | Method for hydrogenating unsaturated heterocyclic compounds | Arnd Bottcher, Jochem Henkelmann, Heinz Rutter, Boris Breitscheidel | 2003-06-24 |
| 6350714 | Method for preparing a catalyst and catalysts prepared accordingly | Arnd Bottcher, Jochem Henkelmann, Thomas Preiss | 2002-02-26 |
| 6346629 | Method for producing butyrolactones | Ralf-Thomas Rahn, Udo Rheude, Jochem Henkelmann | 2002-02-12 |
| 6316676 | Process for the preparation of .alpha.-diketones from ketols or ketals from ketols | Werner Aquila, Jörg Botzem, Hartwig Fuchs, Wolfgang Krause, Klaus Pandl +1 more | 2001-11-13 |
| 6297407 | Method for producing alkyne diols | Alois Kindler, Christian Tragut, Jochem Henkelmann | 2001-10-02 |
| 6284917 | Method for hydrogenating benzene polycarboxylic acids or derivatives thereof by using a catalyst containing macropores | Arnd Bottcher, Boris Breitscheidel, Klaus Halbritter, Jochem Henkelmann, Lucien Thil +1 more | 2001-09-04 |
| 6242653 | Process for the preparation of .alpha.-diketones from ketols or ketals from ketols | Werner Aquila, Jörg Botzem, Hartwig Fuchs, Wolfgang Krause, Klaus Pandl +1 more | 2001-06-05 |
| 6177598 | Preparation of sugar alcohols | Boris Breitscheidel, Jochem Henkelmann, Arnd Bottcher | 2001-01-23 |
| 6130360 | Hydrogenation of alkinols using a catalyst containing macropores | Arnd Bottcher, Jochem Henkelmann, Heinz Rutter | 2000-10-10 |