Issued Patents All Time
Showing 25 most recent of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9776940 | Process for production of acrylic acid | Tobias Johannes Korn, Till Blum, Travis Carline, Christopher Fuchs, Darryl Welch +5 more | 2017-10-03 |
| 9422218 | Process for recharging the reaction tubes of a tube bundle reactor with a new fixed catalyst bed | Klaus Bott, Rolf-Dieter Becher, Klaus Joachim Mueller-Engel, Jochen Petzoldt, Ulrich Cremer +1 more | 2016-08-23 |
| 9388118 | Continuous process for preparing (meth)acrylates of C10-alcohol mixtures | Ulrich Jaeger, Ortmund Lang, Jochen Petzoldt, Tobias Johannes Korn, Virginie Bette +1 more | 2016-07-12 |
| 9212122 | Process for inhibiting unwanted free-radical polymerization of acrylic acid present in a liquid phase P | Till Blum, Peter Zurowski, Tobias Johannes Korn, Sylke Haremza, Thorsten Friese +3 more | 2015-12-15 |
| 9206109 | Method of stabilizing polymerizable compounds | Tobias Johannes Korn, Peter Zurowski, Thorsten Friese, Sylke Haremza, Ulrich Jaeger +1 more | 2015-12-08 |
| 9126171 | Process for recharging the reaction tubes of a tube bundle reactor with a new fixed catalyst bed | Klaus Bott, Rolf-Dieter Becher, Klaus Joachim Mueller-Engel, Jochen Petzoldt, Ulrich Cremer +1 more | 2015-09-08 |
| 8829134 | Process for transporting in the tank of a tank truck or tanker ship a liquid monomer phase withdrawn from a storage vessel | Joerg Heilek, Ulrich Hammon, Klaus Joachim Mueller-Engel, Till Blum | 2014-09-09 |
| 8491758 | Process for inhibiting polymerization of (meth)acrylic acid and/or (meth)acrylic esters | Gunter Lipowsky, Steffen Rissel, Ulrich Jager, Sylke Haremza | 2013-07-23 |
| 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 |
| 8263802 | Process for redissociating Michael adducts which are present in a liquid F and have been formed in the preparation of acrylic acid or esters thereof | Thorsten Friese, Klaus Bott, Michael Blechschmitt, Till Blum, Klaus Joachim Mueller-Engel | 2012-09-11 |
| 8217198 | Process for purifying removal of a chemical target compound from a suspension of crystals thereof in mother liquor | Joerg Heilek, Wolfgang Schneider, Wolfgang Gunkel, Klaus Joachim Mueller-Engel | 2012-07-10 |
| 7893178 | Process for storing a monomer phase which is liquid under the conditions of storage | Joerg Heilek, Ulrich Hammon, Klaus Joachim Müller-Engel, Till Blum | 2011-02-22 |
| 7732624 | Process for operating a continuous removal of a target product X in the form of fine crystals | Joerg Heilek, Ulrich Hammon, Klaus Joachim Mueller-Engel, Dieter Baumann | 2010-06-08 |
| 7731916 | Method of charging catalyst tubes of a bundle of catalyst tubes in a structured fashion | Martin Dieterle, Knut Eger, Klaus Joachim Mueller-Engel, Ulrich Hammon | 2010-06-08 |
| 7700804 | Process for transferring heat to a liquid mixture comprising at least one (meth)acrylic monomer | Gunter Lipowsky, Steffen Rissel, Ulrich Jaeger, Frank Hoefer, Sylke Haremza +2 more | 2010-04-20 |
| 7566804 | Process for preparing acrylic acid | Armin Diefenbacher, Ulrich Hammon, Georg Sieder | 2009-07-28 |
| 7560590 | Rectificative separation of an acrylic acid-containing liquid | Frank Hoefer, Klaus Joachim Mueller-Engel | 2009-07-14 |
| 7520964 | Method for the rectifying separation of fluids containing (meth)acryl monomers | Ulrich Hammon, Joachim Thiel, Juergen Schroeder | 2009-04-21 |
| 7347413 | Tray column and method for mass transfer in a tray column | Armin Diefenbacher, Ulrich Hammon, Thomas Walter, Bruno Seider, Wolfgang Schneider +2 more | 2008-03-25 |
| 7331354 | Cleaning of tray columns which have been used for rectificatively treating liquids comprising (meth)acrylic acid and/or esters thereof | Juergen Schroeder, Klaus Joachim Mueller-Engel, Ulrich Hammon, Volker Diehl, Ulrich Jaeger | 2008-02-19 |
| 7196217 | Operation of a continuous heterogeneously catalyzed gas phase partial oxidation of at least one organic compound | Ulrich Hammon, Rolf-Dieter Becher, Klaus Joachim Müller-Engel | 2007-03-27 |
| 7119224 | Preparation of (METH) acrylic acid and (METH) acrylic esters | Juergen Schroeder, Frank Hoefer, Sylke Haremza, Gerhard Wagenblast, Ulrich Jaeger +2 more | 2006-10-10 |
| 7109374 | Method for the continuous extraction of (meth)acrylic acid | Otto Machhammer, Christoph Adami, Claus Hechler, Juergen Schroeder, Joachim Thiel +1 more | 2006-09-19 |
| 7074955 | Safe operation of a continuous heterogeneously catalyzed gas-phase partial oxidation of at least one organic compound | Ulrich Hammon, Jochen Meschke, Ulrich Rauh, Klaus Joachim Müller-Engel, Peter Schlemmer | 2006-07-11 |
| 6958414 | Preparation of at least one organic compound by heterogeneously catalyzed partial gas-phase oxidation | Ulrich Hammon, Ernst Lang, Carl-Ludwig Krüger, Jürgen Schröder, Klaus Joachim Müller-Engel | 2005-10-25 |