Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7232931 | Method for the rhodium-catalyzed hydroformylation of olefins with reduction of rhodium losses | Walter Toetsch, Hermann-Josef Schulte-Althoff | 2007-06-19 |
| 7193116 | Method for producing aldehydes by means of hydroformylation of olefinically unsaturated compounds, said hydroformylation being catalyzed by unmodified metal complexes in the presence of cyclic carbonic acid esters | Oliver Moeller, Klaus-Diether Wiese, Dieter Hess, Cornelia Borgmann, Dirk Fridag | 2007-03-20 |
| 7179948 | Process for preparing tert-butanol | Bernhard Scholz, Franz Nierlich, Dieter Reusch, Silvia Santiago Fernandez, Andreas Beckmann +1 more | 2007-02-20 |
| 7179947 | Process for the hydroformylation of olefins | Hans-Gerd Lueken, Stefan Drees, Wilfried Bueschken, Wilhelm Droste | 2007-02-20 |
| 7154012 | Process for preparing alcohols from olefins by hydroformylation and hydrogenation | Hans-Gerd Lueken, Wilfried Bueschken, Andreas Stenert | 2006-12-26 |
| 7138552 | Method for producing C13-alcohol mixtures | Walter Totsch, Wilhelm Droste, Wilfried Buschken, Dirk Rottger, Klaus-Diether Wiese | 2006-11-21 |
| 6960699 | Method for the hydroformylation of olefins | Walter Totsch, Detlef Arnoldi, Martin Trocha | 2005-11-01 |
| 6720457 | Process for the hydroformylation of higher olefins using cobalt compounds as catalyst | Stefan Drees, Bernhard Scholz, Walter Toetsch, Wilfried Bueschken, Martin Trocha | 2004-04-13 |
| 6680414 | Process for the hydrogenation of hydroformylation mixtures | Cord Knoop, Bernhard Scholz, Dietmar Gubisch, Joachim Schuler, Walter Totsch +1 more | 2004-01-20 |
| 6627782 | Preparation of 1-olefins | Wilfried Bueschken, Klaus-Diether Wiese, Guido Protzmann | 2003-09-30 |
| 6500991 | Stabilizing rhodium catalysts for the hydroformylation of olefins | Klaus-Diether Wiese, Martin Trocha, Dirk Roettger, Walter Toetsch, Wilfried Buschken | 2002-12-31 |
| 6482992 | Multistage process for the preparation of oxo aldehydes and/or alcohols | Bernhard Scholz, Franz Nierlich, Dieter Hess, Wilfried Bueschken, Klaus-Diether Wiese +2 more | 2002-11-19 |
| 6407295 | Process for preparing higher oxo alcohols from olefin mixtures | Bernhard Scholz, Walter Toetsch, Martin Trocha, Wilfried Bueschken, Franz Nierlich | 2002-06-18 |
| 6403836 | Process for the hydroformylation of olefins by reducing the formic acid concentration | Walter Toetsch, Wilfried Bueschken, Felix Gosmann | 2002-06-11 |
| 6331657 | Process for preparing higher oxo alcohols from olefin mixtures by two-stage hydroformylation | Bernhard Scholz, Walter Toetsch, Wilfried Bueschken, Franz Nierlich | 2001-12-18 |
| 6303535 | Process for reducing oxidic hydrogenation catalysts | Bernhard Scholz, Wilfried Buschken | 2001-10-16 |
| 6239318 | Process for the selective hydrogenation of hydroformylation mixtures | Joachim Schuler, Bernhard Scholz, Wilfried Bueschken, Wilhelm Droste | 2001-05-29 |
| 6015928 | Process for the production of higher oxo alcohols | Dietmar Gubisch, Klaus Armbrust, Bernhard Scholz, Rudolf Nehring | 2000-01-18 |
| 5993763 | Catalyst and process for decomposing HCN in gases | Dietrich Maschmeyer, Franz Nierlich | 1999-11-30 |