Issued Patents All Time
Showing 25 most recent of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9345988 | Devices and method for continuous distillative separation of a mixture containing one or more alkanolamine(s) | Willi Schmidt, Elke Geiβler, Wolfgang Reif, Manfred Julius, Frank-Friedrich Pape | 2016-05-24 |
| 8907119 | Process for preparing mercaptoalkyl carboxylates | Florian Garlichs, Jens Baldamus | 2014-12-09 |
| 8901350 | Process for the preparation of formic acid | Daniel Schneider, Klaus-Dieter Mohl, Martin Schäfer, Karin Pickenäcker, Stefan Rittinger +3 more | 2014-12-02 |
| 8674140 | Devices and method for continuous distillative separation of a mixture containing one or more alkanolamine(s) | Willi Schmidt, Elke Geiβbler, Wolfgang Reif, Manfred Julius, Frank-Friedrich Pape | 2014-03-18 |
| 8557985 | Process for continuous hydrogenation or hydrogenating amination | Bram Willem Hoffer, Hartwig Voβ, Ekkehard Schwab, Udo Rheude, Mathias Haake +2 more | 2013-10-15 |
| 8461356 | Process for obtaining maleic anhydride by distillation | Gunther Windecker, Michael Steiniger, Thilo Buntrock, Jens Weiguny, Dany Vanden Hautte +1 more | 2013-06-11 |
| 8163963 | Process for continuous hydrogenation or hydrogenating amination | Bram Willem Hoffer, Hartwig Voβ, Ekkehard Schwab, Udo Rheude, Mathias Haake +2 more | 2012-04-24 |
| 8092655 | Dividing wall column for fractionation of a multicomponent mixture | Wolfram Burst, Horst Hartmann, Guido Harms | 2012-01-10 |
| 7696360 | Method for the separation of ascorbic acid from a polar solvent containing ascorbic acid and 2-keto-L-gulonic acid | Martin Merger, Thomas Domschke, Petra Deckert, Friedrich Sauer | 2010-04-13 |
| 7576246 | Isothermal operation of heterogeneously catalyzed three phase reactions | Franz Josef Brocker, Mathias Haake, Gerd Rohrbacher, Ekkehard Schwab, Manfred Stroezel | 2009-08-18 |
| 7476297 | Device and method for carrying out heterogeneously-catalysed reactive distillations in particular for the production of pseudoionone | Christian Miller, Walter Dobler, Thomas Dirnsteiner, Marcus Sigl, Helmut Jansen +1 more | 2009-01-13 |
| 7431804 | Method for carrying out the distillation or reactive distillation of a mixture containing at least one toxic constituent | Eckhard Ströfer, Achim Stammer, Carsten Oost, Martin Sohn, Manfred Stroezel +1 more | 2008-10-07 |
| 7388119 | Method for the hydrogenation of aromatic compounds with hydrogen containing residual gas | Arnd Bottcher, Ekkehard Schwab, Ralf Kästner, Jochem Henkelmann, Heinrich Laib | 2008-06-17 |
| 7345205 | Method for the production of tetrahydrogeranylacetone | Hans-Georg Goebbel, Christian Miller, Walter Dobler, Thomas Dirnsteiner, Thilo Hahn +2 more | 2008-03-18 |
| 7329330 | Method and device for the distillative processing of 1,6-hexanediol, 1,5-pentanediol and caprolactone | Martin Gall, Thomas Krug, Harald Rust, Frank Stein | 2008-02-12 |
| 7319161 | Method for producing cyclohexane dicarboxylic acids and the derivatives thereof | Ralf Noe, Hartmut Hibst, Klaus Halbritter, Melanie Maas-Brunner, Boris Breitscheidel +5 more | 2008-01-15 |
| 7297249 | Heterogeneously catalyzed reactions and apparatus therefor | Christian Miller, Helmut Jansen, Björn Kaibel | 2007-11-20 |
| 7264696 | Dividing-wall column with feed in whole or in part in the vaporous state and/or side stream take off in whole or in part in the vaporous state | Christian Miller, Katrin Klaβ, Alois Kindler, Werner Aquila, Walter Dobler +3 more | 2007-09-04 |
| 7226527 | Method for recovering crude 1,3-butadiene by extractive distillation from a C4 cut | Gerd Bohner, Klaus Kindler, Melanie Pahl | 2007-06-05 |
| 7169267 | Method and device for carrying out the distillative separation of C5+ cuts | Carsten Oost, Manfred Stroezel, Gerald Meyer, Peter Trubenbach, Karl-Heinz Sartor +1 more | 2007-01-30 |
| 7132038 | Method and device for obtaining 1,3 pure butadiene from 1,3 raw butadiene by distillation | Gerd Bohner, Klaus Kindler, Melanie Pahl | 2006-11-07 |
| 7112707 | Method for the isolation of trimethylolpropane from a reaction mixture | Tilman Sirch, Alexander Wartini, Matthias Dernbach | 2006-09-26 |
| 7090748 | Dividing-wall column with feed in whole or in part in the vaporous state and/or side stream take off in whole or in part in the vaporous state | Christian Miller, Katrin Klass, Alois Kindler, Werner Aquila, Walter Dobler +3 more | 2006-08-15 |
| 7053239 | Method for producing methyl formate | Christoph Adami, Michael Slany, Jorn Karl, Martin Schäfer, Peter Zehner +1 more | 2006-05-30 |
| 7001490 | Purification of ammonia by distillation | Karl-Heinz Wostbrock, Christian Tragut, Gabriele Anken | 2006-02-21 |