Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11952340 | Process for removing polyunsaturated hydrocarbons from C4 hydrocarbon streams in the presence of mercaptans, disulfides and C5 hydrocarbons | Stephan Peitz, Guido Stochniol, Jörg Schallenberg, Armin Matthias Rix, Andreas Wolff | 2024-04-09 |
| 10865164 | Process for oligomerization with stage-customized exchange of the oligomerization catalyst | Stephan Peitz, Dietrich Maschmeyer, Helene Reeker, Guido Stochniol, Andreas Beckmann | 2020-12-15 |
| 9963644 | Cleaning of liquid hydrocarbon streams by means of copper-containing sorbents | Frank Geilen, Stephan Peitz, Guido Stochniol, Dietrich Maschmeyer, Armin Matthias Rix +1 more | 2018-05-08 |
| 9624143 | Process for preparing linear butenes from methanol | Ted M. Pettijohn, Stephen Bowers, Joerg Schallenberg, Shahbaz Naeem, Oliver Markus Busch | 2017-04-18 |
| 9371255 | Mixed oxide compositions and process for preparing isoolefins | Christian Böing, Dietrich Maschmeyer, Asli Nau, Horst-Werner Zanthoff, Thomas Quandt +1 more | 2016-06-21 |
| 9353040 | Method and device for the hydroformylation of isobutene and for the separation of the product mixture | Goetz Baumgarten, Michael Graβ, Alfred Kaizik, Hans-Gerd Lueken, Bart Hamers +4 more | 2016-05-31 |
| 9260386 | Thioetherification of mercaptanes in C4 hydrocarbon mixtures | Stephan Peitz, Dietrich Maschmeyer, Frank Geilen, Reiner Bukohl, Joerg Schallenberg +3 more | 2016-02-16 |
| 9200216 | Process for oligomerizing olefins | Christian Boeing, Dietrich Maschmeyer, Stefan Buchholz, Berthold Melcher, Marco Haumann +1 more | 2015-12-01 |
| 8940951 | Preparation of isobutene by dissociation of MTBE | Dirk Roettger, Armin Matthias Rix, Reiner Bukohl, Walter Luh, Holger Wiederhold +2 more | 2015-01-27 |
| 8877667 | Process for regenerating a catalyst | Christian Boeing, Dirk Roettger, Reiner Bukohl, Dietrich Maschmeyer | 2014-11-04 |
| 8859834 | Process for the selective hydrogenation of multiply unsaturated hydrocarbons in olefin-containing hydrocarbon mixtures | Christian Boeing, Tobias Laiblin, Gunnar Schilling, Wolfgang Garstka, Burkard Kreidler +2 more | 2014-10-14 |
| 8846994 | Method for producing low-odor n-butane | Hans-Gerd Lueken, Alfred Kaizik, Wilfried Bueschken, Dirk Fridag | 2014-09-30 |
| 8841492 | Method for purification of mixtures comprising MTBE as well as production of isobutene by splitting of mixtures comprising MTBE | Dirk Roettger, Armin Matthias Rix, Reiner Bukohl, Christian Boeing | 2014-09-23 |
| 8633345 | Process for preparing isobutene by cleaving MTBE-containing mixtures | Dirk Roettger, Rainer Bukohl, Holger Wiederhold, Walter Luh | 2014-01-21 |
| 8415520 | Work-up of a 3-methyl-1-butene-containing mixture | Alfred Kaizik, Armin Matthias Rix, Michael Grass, Wilfried Bueschken, Marc Becker | 2013-04-09 |
| 8258249 | Water-absorbing polymer structures based on renewable raw materials and process for their production by dehydration | Gunther Bub, Jurgen Mosler, Franz-Felix Kuppinger, Andreas Sabbagh, Guido Stochniol +6 more | 2012-09-04 |
| 7968758 | Process for the dissociation of MTBE | Franz Nierlich, Silvia Santiago Fernandez, Walter Luh, Stephan Houbrechts, Dietrich Maschmeyer +2 more | 2011-06-28 |
| 7939597 | Acrylic acid and water-absorbing polymer structures based on renewable raw materials and process for their production by dehydration | Gunther Bub, Jurgen Mosler, Franz-Felix Kuppinger, Andreas Sabbagh, Guido Stochniol +6 more | 2011-05-10 |
| 7919662 | Process for the dissociation of MTBE | Walter Luh, Silvia Santiago Fernandez, Franz Nierlich, Stephan Houbrechts, Dietrich Maschmeyer +2 more | 2011-04-05 |
| 7910786 | Process for the dissociation of MTBE | Walter Luh, Silvia Santiago Fernandez, Franz Nierlich, Stephan Houbrechts, Dietrich Maschmeyer +2 more | 2011-03-22 |
| 7737318 | Process for fine purification of 1-butenic streams | Silvia Santiago-Fernandez, Armin Matthias Rix, Jochen Praefke, Dirk Roettger, Wilfried Bueschken | 2010-06-15 |