HL

Hans-Gerd Lueken

EG Evonik Oxeno Gmbh: 7 patents #8 of 73Top 15%
EG Evonik Degussa Gmbh: 6 patents #182 of 1,853Top 10%
DA Degussa Ag: 1 patents #925 of 2,007Top 50%
EA Evonik Industries Ag: 1 patents #24 of 142Top 20%
HA Huels Aktiengesellschaft: 1 patents #269 of 532Top 55%
OG Oxeno Olefinchemie Gmbh: 1 patents #50 of 89Top 60%
📍 Marl, DE: #22 of 424 inventorsTop 6%
Overall (All Time): #275,255 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10017443 Optimized separation technique for work-up of homogeneously catalysed hydroformylation mixtures Bart Hamers, Dirk Fridag, Robert Franke, Markus Priske, Dieter Hess +2 more 2018-07-10
9428433 Control of the viscosity of reaction solutions in hydroformylation processes Dirk Fridag, Udo Lenz, Robert Franke, Markus Rudek, Klaus-Diether Wiese +3 more 2016-08-30
9353040 Method and device for the hydroformylation of isobutene and for the separation of the product mixture Goetz Baumgarten, Michael Graβ, Alfred Kaizik, Markus Winterberg, Bart Hamers +4 more 2016-05-31
9272973 Stable long-term method for producing C5-aldehydes Dirk Fridag, Robert Franke, Dieter Hess, Markus Schwarz, Katrin Marie Dyballa +2 more 2016-03-01
8969628 Method for enriching a homogeneous catalyst from a process flow Markus Priske, Goetz Baumgarten, Alfred Kaizik, Klaus-Diether Wiese, Uwe Ernst +1 more 2015-03-03
8907129 Process for preparing decanecarboxylic acids Michael Grass, Alfred Kaizik, Wilfried Bueschken 2014-12-09
8846994 Method for producing low-odor n-butane Alfred Kaizik, Markus Winterberg, Wilfried Bueschken, Dirk Fridag 2014-09-30
8581008 Process for preparing α,β-unsaturated C10-aldehydes Alfred Kaizik, Dirk Fridag, Wilfried Bueschken 2013-11-12
8563782 Producing α,β-unsaturated aldehydes by means of a reaction mixing pump Alfred Kaizik, Dirk Fridag, Wilfried Bueschken, Dirk Mackowiak, Frank Brocksien 2013-10-22
8461394 Process for preparing C5 aldehyde mixtures with a high n-pentanal content Dirk Fridag, Udo Lenz, Hermann-Josef Schulte-Althoff, Klaus-Diether Wiese, Alfred Kaizik +3 more 2013-06-11
8455701 Method for producing decanols by means of hydrogenating decenals Alfred Kaizik 2013-06-04
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, Alfred Kaizik, Wilfried Bueschken 2012-09-04
8138379 One-stage continuous process for hydroformylating higher olefins or olefin mixtures Stefan Drees, Alfred Kaizik, Wilfried Bueschken 2012-03-20
8129571 Multistage continuous process for the hydroformylation of higher olefins or olefin mixtures Alfred Kaizik, Stefan Drees, Wilfried Bueschken 2012-03-06
7179947 Process for the hydroformylation of olefins Alfred Kaizik, Stefan Drees, Wilfried Bueschken, Wilhelm Droste 2007-02-20
7154012 Process for preparing alcohols from olefins by hydroformylation and hydrogenation Alfred Kaizik, Wilfried Bueschken, Andreas Stenert 2006-12-26
4968849 Process for the preparation of 2-ethylhexanol by liquid-phase catalytic hydrogenation of 2-ethylhexenal, and catalyst Uwe Tanger, Wilhelm Droste, Gernard Ludwig, Dietmar Gubisch 1990-11-06