Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9422218 | Process for recharging the reaction tubes of a tube bundle reactor with a new fixed catalyst bed | Volker Schliephake, Klaus Bott, Rolf-Dieter Becher, Klaus Joachim Mueller-Engel, Jochen Petzoldt +1 more | 2016-08-23 |
| 9308515 | Optimized introduction of the starting materials for a process for preparing aromatic amines by hydrogenation of nitroaromatics | Gerrit Waters, Johannes Buettner, Markus Hiller, Peter Renze, Michael Herrich +7 more | 2016-04-12 |
| 9302237 | Apparatus and process for the continuous reaction of liquids with gases | Oliver Bey, Christian Kunkelmann, Roland Bauer, Hartmut Riechers, Peter Zehner | 2016-04-05 |
| 9295971 | Apparatus and process for the continuous reaction of liquids with gases | Oliver Bey, Hartmut Riechers, Roland Mueller, Wolfgang Mackenroth, Peter Zehner | 2016-03-29 |
| 9126171 | Process for recharging the reaction tubes of a tube bundle reactor with a new fixed catalyst bed | Volker Schliephake, Klaus Bott, Rolf-Dieter Becher, Klaus Joachim Mueller-Engel, Jochen Petzoldt +1 more | 2015-09-08 |
| 9079840 | Process for producing geometric shaped catalyst bodies | Catharina Horstmann, Frank Rosowski, Klaus Joachim Mueller-Engel, Holger Borchert, Gerhard Cox +1 more | 2015-07-14 |
| 8981155 | Process for preparing aromatic amines | Stefanie Haase, Dusko Kadijevic, Anne-Kathrin Merten, Michael Zoellinger, Alexander Schocker +3 more | 2015-03-17 |
| 8895783 | Monitoring of the stoichiometric ratio in the reaction of nitroaromatics with hydrogen | Stefanie Haase, Holgar Braunsberg, Johannes Buettner, Ulrich Penzel, Samuel Neto | 2014-11-25 |
| 8865614 | Process for producing a ringlike oxidic shaped body | Knut Eger, Jens Uwe Faust, Holger Borchert, Ralf Streibert, Klaus Joachim Mueller-Engel | 2014-10-21 |
| 8835688 | Optimized introduction of the starting materials for a process for preparing aromatic amines by hydrogenation of nitroaromatics | Gerrit Waters, Johannes Buettner, Markus Hiller, Peter Renze, Michael Herrich +7 more | 2014-09-16 |
| 8822371 | Process for producing geometric shaped catalyst bodies | Catharina Horstmann, Frank Rosowski, Klaus Joachim Müller-Engel, Holger Borchert, Gerhard Cox +1 more | 2014-09-02 |
| 8637712 | Prevention of precipitation from nitrated aromatic crude products | Holger Allardt, Reiner Reetz, Johannes Büttner, Michael Zollinger, Stefanie Haase +1 more | 2014-01-28 |
| 8609899 | Process for preparing toluenediamine by hydrogenation of dinitrotoluene | Joana Coelho Tsou, Samuel Neto, Ulrich Penzel, Steffen Oehlenschlaeger, Michael Zoellinger +3 more | 2013-12-17 |
| 8546293 | Process for continuously producing geometric shaped catalyst bodies K | Holger Borchert, Klaus Joachim Mueller-Engel, Catharina Horstmann, Josef Macht | 2013-10-01 |
| 8546295 | Process for preparing shaped catalyst bodies whose active composition is a multielement oxide | Frank Rosowski, Sabine Huber, Ulrich Cremer, Stefan Altwasser, Klaus Joachim Mueller-Engel | 2013-10-01 |
| 8517180 | Process for charging a reactor with a fixed catalyst bed which comprises at least annular shaped catalyst bodies K | Holger Borchert, Klaus Joachim Mueller-Engel, Hagen Wilmer, Cornelia Katharina Dobner, Ulrich Cremer | 2013-08-27 |
| 8415268 | Process for producing a ringlike oxidic shaped body | Knut Eger, Jens Uwe Faust, Holger Borchert, Ralf Streibert, Klaus Joachim Mueller-Engel | 2013-04-09 |
| 8399711 | Process for preparing (meth)acrolein by heterogeneously catalyzed gas phase partial oxidation | Josef Macht, Klaus Joachim Mueller-Engel, Ulrich Hammon | 2013-03-19 |
| 8318631 | Process for preparing a catalyst consisting of a support body and a catalytically active composition applied on the surface of the support body | Ulrich Cremer, Frank Rosowski, Ulrich Hammon, Klaus Joachim Mueller-Engel | 2012-11-27 |
| 8298980 | Process for continuously producing geometric shaped catalyst bodies K | Holger Borchert, Klaus Joachim Mueller-Engel, Catharina Horstmann, Josef Macht | 2012-10-30 |
| 8273680 | Process for producing geometric shaped catalyst bodies | Catharina Horstmann, Frank Rosowski, Klaus Joachim Mueller-Engel, Jochen Petzoldt, Ulrich Cremer | 2012-09-25 |
| 8128904 | Process for preparing a multielement oxide composition comprising the element iron in oxidic form | Holger Borchert, Klaus Joachim Müller-Engel, Ulrich Cremer | 2012-03-06 |
| 8076510 | Process for starting-up a heterogeneously catalyzed partial gas phase oxidation of acrolein to acrylic acid or of methacrolein to methacrylic acid | Ulrich Hammon, Thorsten Friese, Jochen Petzoldt, Klaus Joachim Mueller-Engel, Ulrich Cremer | 2011-12-13 |
| 8025846 | Process for introducing a portion withdrawn from at least one production charge of annular coated catalysts K into a reaction tube of a tube bundle reactor | Ulrich Cremer, Hagen Wilmer, Hermann Petersen, Holger Borchert, Horst Strahberger +1 more | 2011-09-27 |
| 7067448 | Method for production of n-alkanes from mineral oil fractions and catalyst for carrying out said method | Jens Weitkamp, Hilmar Bischof, Werner Doehler, Juergen Laege, Franz Fuder +1 more | 2006-06-27 |