Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11502296 | Process for making a mixed metal oxide | Benedikt Kalo | 2022-11-15 |
| 10173147 | Apparatus and process for separating a target product from a liquid phase comprising the target product | Rainer Askani, Ulrich Hammon, Wolfgang Schneider, Thomas Walter | 2019-01-08 |
| 8829134 | Process for transporting in the tank of a tank truck or tanker ship a liquid monomer phase withdrawn from a storage vessel | Ulrich Hammon, Volker Schliephake, Klaus Joachim Mueller-Engel, Till Blum | 2014-09-09 |
| 8461383 | Process for starting up a separating process for purifying removal of acrylic acid crystals from a suspension S of crystals thereof in mother liquor | Dirk Litters, Klaus Joachim Mueller-Engel | 2013-06-11 |
| 8299299 | Process for separating acrylic acid present as a main constituent and glyoxal present as a by-product in a product gas mixture of a partial heterogeneously catalyzed gas phase oxidation of a C3 precursor compound of acrylic acid | Till Blum, Peter Zurowski, Steffen Rissel, Sylke Haremza, Thorsten Friese +5 more | 2012-10-30 |
| 8232425 | Process for heterogeneously catalyzed partial gas phase oxidation of propylene to acrylic acid | Martin Dieterle, Klaus Joachim Mueller-Engel | 2012-07-31 |
| 8217198 | Process for purifying removal of a chemical target compound from a suspension of crystals thereof in mother liquor | Wolfgang Schneider, Wolfgang Gunkel, Volker Schliephake, Klaus Joachim Mueller-Engel | 2012-07-10 |
| 8106240 | Process for operating a continuous removal of a target product X in the form of fine crystals of the target product X | Ulrich Hammon, Klaus Joachim Mueller-Engel | 2012-01-31 |
| 7947845 | Process for purifying removal of acrylic acid, methacrylic acid N-vinylpyrrolidone or P-xylene crystals from their suspension in mother liquor | Ulrich Hammon, Klaus Joachim Mueller-Engel, Dieter Baumann | 2011-05-24 |
| 7893178 | Process for storing a monomer phase which is liquid under the conditions of storage | Ulrich Hammon, Volker Schliephake, Klaus Joachim Müller-Engel, Till Blum | 2011-02-22 |
| 7795470 | Method for the heterogeneously catalyzed partial direct oxidation of n-propane to acrylic acid | Martin Dieterle, Klaus Joachim Mueller-Engel | 2010-09-14 |
| 7776109 | Method for producing acylphosphine oxide solids | Gerhard Bertlein, Karl Heinz Schall, Matthias Maase, Dieter Baumann, Hermann Ascherl | 2010-08-17 |
| 7762404 | Device for performing the purifying separation of crystals out of their suspension in a contaminated crystal melt | Dieter Baumann, Bernd Eck, Ulrich Hammon, Klaus Joachim Mueller-Engel | 2010-07-27 |
| 7732624 | Process for operating a continuous removal of a target product X in the form of fine crystals | Ulrich Hammon, Klaus Joachim Mueller-Engel, Volker Schliephake, Dieter Baumann | 2010-06-08 |
| 7637965 | Process for controlling a hydraulic wash column | Klaus Joachim Mueller-Engel, Ulrich Hammon, Thomas Walter | 2009-12-29 |
| 7601866 | Process for removing methacrolein from liquid phase comprising acrylic acid as a main constituent and target product, and methacrolein as a secondary component | Klaus Joachim Mueller-Engel, Christoph Adami, Martin Dieterle | 2009-10-13 |
| 7589236 | Process for separating acrylic acid and benzoic acid present in a product gas mixture of a partial heterogeneously catalyzed gas phase oxidation of a C3 precursor compound of acrylic acid | Klaus Joachim Mueller-Engel, Martin Dieterle, Armin Diefenbacher | 2009-09-15 |
| 7540884 | Method for performing the purifying separation of crystals out their suspension in a mother liquor | Ulrich Hammon, Dieter Baumann, Klaus Joachim Mueller-Engel, Bernd Eck | 2009-06-02 |
| 7319166 | Method of purifying a raw melt of at least one monomer by crystallization | Ulrich Hammon, Bernd Eck, Dieter Baumann, Klaus Joachim Mueller-Engel | 2008-01-15 |
| 7307189 | Method for discontinuous purification of crude acrylic acid by means of crystallization | Bernd Eck, Dieter Baumann, Klaus Joachim Mueller-Engel | 2007-12-11 |
| 7129376 | Method for the production of a purified melt of at least one monomer | Ulrich Hammon, Bernd Eck, Dieter Baumann, Klaus Joachim Mueller-Engel | 2006-10-31 |