Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8153825 | Preparation of phthalic anhydride by gas phase oxidation of o-xylene | Thomas Mackewitz, Andreas Tenten | 2012-04-10 |
| 8106220 | Preparation of phthalic anhydride by gas phase oxidation of O-xylene in a main reactor and postreactor | Thomas Mackewitz, Andreas Tenten | 2012-01-31 |
| 7985705 | Three-layered, four-layered, or five-layered catalyst systems for producing phthalic anhydride | Sebastian Storck, Jürgen Zühlke, Samuel Neto | 2011-07-26 |
| 7851398 | Catalytic titanium dioxide mixtures, catalysts and catalyst systems containing the same, processes for making the same, and uses therefor | Samuel Neto, Sebastian Storck, Jürgen Zühlke | 2010-12-14 |
| 7687425 | Three-layered or four-layered catalyst systems for producing phthalic anhydride | Sebastian Storck, Jürgen Zühlke, Samuel Neto | 2010-03-30 |
| 7592294 | Gas phase oxidation catalyst with defined vanadium oxide particle size distribution | Sebastian Storck, Jürgen Zühlke, Samuel Neto, Wolfgang Rummel | 2009-09-22 |
| 7462727 | Multimetal oxide containing silver, vanadium and a promoter metal and use thereof | Samuel Neto, Hartmut Hibst, Sebastian Storck | 2008-12-09 |
| 7402288 | Reactor for testing catalyst systems | Gerhard Olbert, Torsten Mattke, Matthias Kummer, Thomas Ruehl | 2008-07-22 |
| 7390911 | Method for producing phthalic anhydride | Samuel Neto, Jürgen Zühlke, Sebastian Storck | 2008-06-24 |
| 7371893 | Production of aldehydes, carboxylic acids and/or carboxylic acid anhydrides by means of catalysts containing vanadium oxide, titanium dioxide, and antimony oxide | Sebastian Storck, Jürgen Zühlke, Samuel Neto | 2008-05-13 |
| 7338918 | Catalyst having a silver-vanadium oxide phase and a promoter phase | Samuel Neto, Sebastian Storck, Stefan Bauer | 2008-03-04 |
| 7271279 | Method for the production of unsaturated nitriles from alkanes | Frieder Borgmeier, Goetz-Peter Schindler | 2007-09-18 |
| 7253310 | Preparation of (meth)acrylic acid | Frieder Borgmeier, Hans-Guenther Lintz, Ina Grisstede, Elisabet Bacells Cabre | 2007-08-07 |
| 7176335 | Method for producing methacrolein from isobutane | Silke Berndt, Klaus Joachim Mueller-Engel, Goetz-Peter Schindler, Jochen Petzoldt | 2007-02-13 |
| 7151184 | Preparation of phthalic anhydride | Sebastian Storck, Michael Baier, Andreas Tenten, Hans-Josef Wolf | 2006-12-19 |
| 7134848 | Pump for transporting heat-exchange medium for a multi-tube reactor | Gerhard Olbert, Torsten Mattke, Matthias Kummer, Thomas Ruhl | 2006-11-14 |
| 7019169 | Preparation of (meth)acrylic acid | Frieder Borgmeier, Hans-Gunther Lintz, Ina Grisstede | 2006-03-28 |
| 7012157 | Preparation of (meth)acrylic acid | Frieder Borgmeier, Hans Martan, Klaus Joachim Müller-Engel | 2006-03-14 |
| 6933407 | Method for producing methacrylic acid from isobutane | Silke Berndt, Klaus Joachim Müller-Engel, Gotz-Peter Schindler, Jochen Petzoldt | 2005-08-23 |
| 6781017 | Method for the production of acrolein or acrylic acid or the mixture thereof from propane | Otto Machhammer, Goetz-Peter Schindler, Andreas Tenten, Klaus Harth, Peter Zehner +2 more | 2004-08-24 |
| 6528683 | Method for producing shell catalysts for the catalytic vapor-phase oxidation of aromatic hydrocarbons and catalysts obtained in such a manner | Thomas Heidemann, Gerd Linden, Michael Seufert, Gerhard Hefele, Peter Michael Lorz | 2003-03-04 |