Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9353040 | Method and device for the hydroformylation of isobutene and for the separation of the product mixture | Goetz Baumgarten, Michael Graβ, Markus Winterberg, Hans-Gerd Lueken, Bart Hamers +4 more | 2016-05-31 |
| 8969628 | Method for enriching a homogeneous catalyst from a process flow | Markus Priske, Goetz Baumgarten, Hans-Gerd Lueken, Klaus-Diether Wiese, Uwe Ernst +1 more | 2015-03-03 |
| 8907129 | Process for preparing decanecarboxylic acids | Michael Grass, Hans-Gerd Lueken, Wilfried Bueschken | 2014-12-09 |
| 8846994 | Method for producing low-odor n-butane | Hans-Gerd Lueken, Markus Winterberg, Wilfried Bueschken, Dirk Fridag | 2014-09-30 |
| 8748643 | Method for separation and partial return of rhodium and catalytically effective complex compounds thereof from process streams | Markus Priske, Götz Baumgarten, Hans-Gerd Lüken | 2014-06-10 |
| 8586784 | Method for continuous catalytic hydrogenation | Michael Grass, Burkhard Reeken, Axel Tuchlenski | 2013-11-19 |
| 8581008 | Process for preparing α,β-unsaturated C10-aldehydes | Dirk Fridag, Hans-Gerd Lueken, Wilfried Bueschken | 2013-11-12 |
| 8563782 | Producing α,β-unsaturated aldehydes by means of a reaction mixing pump | Hans-Gerd Lueken, Dirk Fridag, Wilfried Bueschken, Dirk Mackowiak, Frank Brocksien | 2013-10-22 |
| 8461394 | Process for preparing C5 aldehyde mixtures with a high n-pentanal content | Hans-Gerd Lueken, Dirk Fridag, Udo Lenz, Hermann-Josef Schulte-Althoff, Klaus-Diether Wiese +3 more | 2013-06-11 |
| 8455701 | Method for producing decanols by means of hydrogenating decenals | Hans-Gerd Lueken | 2013-06-04 |
| 8415520 | Work-up of a 3-methyl-1-butene-containing mixture | Markus Winterberg, Armin Matthias Rix, Michael Grass, Wilfried Bueschken, Marc Becker | 2013-04-09 |
| 8258325 | Mixture of diesters of dianhydrohexitol derivatives with carboxylic acids of the empirical formula C8H17COOH, process for preparing these diesters, and use of these mixtures | Michael Grass, Norbert Scholz, Wilfried Bueschken, Hans-Gerd Lueken | 2012-09-04 |
| 8207375 | Microporous catalyst and method for hydrogenating aromatic compounds | Michael Grass, Wilfried Bueschken, Axel Tuchlenski, Dietrich Maschmeyer, Kurt-Alfred Gaudschun +1 more | 2012-06-26 |
| 8143468 | Process for preparing 3-methylbut-1-ene | Klaus-Diether Wiese, Dietrich Maschmeyer, Dieter Hess, Wilfried Bueschken, Franz Nierlich | 2012-03-27 |
| 8138379 | One-stage continuous process for hydroformylating higher olefins or olefin mixtures | Hans-Gerd Lueken, Stefan Drees, Wilfried Bueschken | 2012-03-20 |
| 8129571 | Multistage continuous process for the hydroformylation of higher olefins or olefin mixtures | Hans-Gerd Lueken, Stefan Drees, Wilfried Bueschken | 2012-03-06 |
| 7683204 | Mixture of alicyclic polycarboxylic acid esters having high cis isomer content | Wilfried Buschken, Michael Graβ, Dietrich Maschmeyer, Axel Tuchlenski, Franz Nierlich | 2010-03-23 |
| 7632961 | Method for the production of alicyclic polycarboxylic acid esters from partial esters of aromatic polycarboxylic acids | Wilfried Bueschken, Michael Grass, Dietrich Maschmeyer, Franz Nierlich, Axel Tuchlenski | 2009-12-15 |
| 7524997 | Process for the hydrogenation of oxo aldehydes having high ester contents | Hans-Gerd Lüken, Michael Grass, Dietrich Maschmeyer, Wilfried Buschken | 2009-04-28 |
| 7435848 | Method for preparing alicyclic carboxylic acids and their esters | Michael Grass, Burkhard Reeken, Axel Tuchlenski, Wilfried Buschken | 2008-10-14 |
| 7371909 | Method for producing 1-olefins using palladium carbene compounds | Matthias Beller, Ralf Jackstell, Holger Klein, Dirk Roettger, Klaus-Diether Wiese +3 more | 2008-05-13 |
| 7368621 | Method for producing 1-octene from crack-C4 | Joerg Krissmann, Dirk Roettger, Cornelia Borgmann, Kerstin Kaemper, Franz Nierlich +2 more | 2008-05-06 |
| 7361714 | Catalyst and method for hydrogenating aromatic compounds | Michael Grass, Wilfried Bueschken, Axel Tuchlenski, Dietrich Maschmeyer, Kurt-Alfred Gaudschun +1 more | 2008-04-22 |
| 7354883 | Catalyst and method for the production of 1-olefins from 2-hydroxylkanes | Dietrich Maschmeyer, Klaus-Diether Wiese, Wilfried Bueschken, Kurt-Alfred Gaudschun | 2008-04-08 |
| 7342144 | Method for producing 1-olefins by catalytically splitting 1-alkoxyalkanes | Dietrich Maschmeyer, Dirk Roettger, Franz Nierlich, Cornelia Borgmann | 2008-03-11 |