Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9044742 | Method for producing stable, high-purity molded bodies from pyrogenic metal oxides without the addition of binders | Roland Heidenreich, Torsten Gottschalk-Gaudig, Johann Weis, Joachim Pohl | 2015-06-02 |
| 8410014 | Method for producing catalysts and their use for the gas phase oxidation of olefins | Roland Heidenreich, Johann Weis | 2013-04-02 |
| 7576228 | Method for the production of isocyanatoorganosilanes | Christoph Rüdinger, Ragnar Bogner, Johann Weis | 2009-08-18 |
| 7385069 | Method for producing isocyanate-organosilanes | Christoph Rüdinger | 2008-06-10 |
| 6884909 | Process for preparing saturated carboxylic acids having from one to four carbon atoms by gas-phase oxidation of 2-butanone | Christoph Rüdinger, Harald Voit | 2005-04-26 |
| 6793777 | Method for separating and purifying an aqueous mixture that mainly consists of acetic acid and formic acid | Christoph Rüdinger, Harald Voit, Michael Hallmann, Mehmet Gunaltay, Barbara Reil | 2004-09-21 |
| 6730631 | Methods of producing monolithic oxidation catalysts and their use in gas phase oxidation of carbohydrates | Olaf Helmer, Karl-Heinz Stocksiefen, Stefan Trinkhaus, Ulrich Wecker, Norbert Zeitler | 2004-05-04 |
| 6695952 | Method for the separation of and purification of an aqueous mixture consisting of the main components acetic acid and formic acid | Christoph Rüdinger, Harald Voit, Michael Hallmann, Mehmet Gunaltay, Barbara Geborene Neé Reil Wild | 2004-02-24 |
| 6624114 | Supported catalysts and their use in the gas-phase oxidation of hydrocarbons | Dirk Groke, Christoph Rüdinger, Ulrich Wecker | 2003-09-23 |
| 6407030 | Method for producing catalysts for synthesizing maleic anhydride by means of gas phase oxidation | Dirk Groke, Richard Bosch, Joachim Lotz | 2002-06-18 |
| 6145315 | Process and equipment arrangement for the preheating and multistage deaeration of water | Francisco Blangetti | 2000-11-14 |
| 5930998 | Process and apparatus for preheating and deaeration of make-up water | Francisco Blangetti | 1999-08-03 |
| 5387699 | Process for preparing pyromellitic dianhydride | Werner Wagner, Frank Müller, Franz Grundei | 1995-02-07 |
| 5072069 | Cycloolefinic complexes of platinum, processes for preparing the same and their use as a catalyst | Guido Wenski, Ludwig Maier | 1991-12-10 |
| 4822874 | Process for preparing cyclooctaamylose | Gerhard Schmid | 1989-04-18 |
| 4766107 | 16-Oxa-bicyclo-[13.1.0]-hexadec-7-ene and its application as a fragrance | Helmut Gebauer | 1988-08-23 |