Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12269791 | Process for the production of anhydrous methanesulfonic acid from methane and SO3 | Frank PIEPENBREIER, Andreas Kempter | 2025-04-08 |
| 11247967 | Process for the manufacturing of alkanesulfonic acids | Jan SPIELMANN, Michael ZEILINGER, Juergen Wortmann | 2022-02-15 |
| 10899705 | Process for the manufacturing of methane sulfonic acid | Jan SPIELMANN, Michael ZEILINGER, Juergen Wortmann | 2021-01-26 |
| 10894766 | Process for the production of alkanesulfonic acids | Jan SPIELMANN, Juergen Wortmann, Michael ZEILINGER, Rosario MAZARRO BERDONCES, Bjoern KAIBEL | 2021-01-19 |
| 10577312 | Process for purifying alkanesulfonic acids | Jan SPIELMANN, Michael Koch, Juergen Wortmann, Feelly Ruether, Sabine Weiguny | 2020-03-03 |
| 8728253 | Method for handling aqueous methanesulfonic acid solutions | Stefan Faßbender, Peter Petersen, Arnulf Lauterbach, Gunter Renz, Peter Kolb | 2014-05-20 |
| 8691723 | Method for the sequential production of a heterogeneous catalyst library | Hartmut Hibst, Martin Dieterle | 2014-04-08 |
| 8338640 | Heterogeneously catalyzed partial direct oxidation of propane and/or isobutane | Otto Machhammer, Sven Crone, Klaus Joachim Mueller-Engel, Christoph Adami, Armin Diefenbacher | 2012-12-25 |
| 8088962 | Method for producing butadiene from n-butane | Catharina Klanner, Gotz-Peter Schindler, Sven Crone, Mark Duda, Falk Simon | 2012-01-03 |
| 7495138 | Method for producing butadiene from n-butane | Sven Crone, Catharina Klanner, Gotz-Peter Schindler, Mark Duda | 2009-02-24 |
| 7495121 | Mo- and V-containing multimetal oxide materials | Hartmut Hibst, Gerhard Cox | 2009-02-24 |
| 7435860 | Method for the production of butadine from n-butane | Sven Crone, Catharina Klanner, Gotz-Peter Schindler, Mark Duda | 2008-10-14 |
| 7417173 | Method for producing butadiene from n-butane | Sven Crone, Catharina Klanner, Gotz-Peter Schindler, Mark Duda | 2008-08-26 |
| 7271279 | Method for the production of unsaturated nitriles from alkanes | Frank Rosowski, Goetz-Peter Schindler | 2007-09-18 |
| 7253310 | Preparation of (meth)acrylic acid | Frank Rosowski, Hans-Guenther Lintz, Ina Grisstede, Elisabet Bacells Cabre | 2007-08-07 |
| 7214822 | Catalyst comprising a support and a catalytically active oxide material applied to the surface of the substrate | Andreas Tenten, Hartmut Hibst | 2007-05-08 |
| 7091377 | Multimetal oxide materials | Martin Dieterle, Hartmut Hibst | 2006-08-15 |
| 7038080 | Heterogeneously catalyzed gas-phase partial oxidation of acrolein to acrylic acid | Martin Dieterle, Klaus Joachim Mueller-Engel, Hartmut Hibst | 2006-05-02 |
| 7038082 | Preparation of a multimetal oxide material | Klaus Joachim Müller-Engel, Hartmut Hibst, Martin Dieterle | 2006-05-02 |
| 7026506 | Method for producing acrylic acid by heterogeneously catalyzed gas-phase oxidation of propene with molecular oxygen in a reaction zone | Jochen Petzoldt, Hartmut Hibst, Andreas Tenten | 2006-04-11 |
| 7019169 | Preparation of (meth)acrylic acid | Frank Rosowski, Hans-Gunther Lintz, Ina Grisstede | 2006-03-28 |
| 7012157 | Preparation of (meth)acrylic acid | Frank Rosowski, Hans Martan, Klaus Joachim Müller-Engel | 2006-03-14 |
| 7005403 | Catalyst comprising a support body and a catalytically active oxide material applied to the surface of the substrate | Andreas Tenten, Hartmut Hibst | 2006-02-28 |
| 6867328 | Method for producing acrylic acid by the heterogeneously catalysed gas-phase oxidation of propane | Andreas Tenten, Hartmut Hibst, Klaus Joachim Müller-Engel, Signe Unverricht, Gerhard Cox | 2005-03-15 |
| 6858754 | Method for the production of acrylic acid by heterogeneously catalyzed partial propane oxidation | — | 2005-02-22 |