Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11788107 | Method for producing aniline or an aniline derivative | Jens Langanke, Franz Beggel, Gernot Jaeger, Wolf Kloeckner, Thomas Voessing | 2023-10-17 |
| 11459424 | Method for producing polycarbonate | Jan Heijl, Rolf Bachmann, Felix Cock | 2022-10-04 |
| 10975020 | Process for quenching a gaseous reaction mixture obtained in the gas phase phosgenation of diamines | Yuguo Gai, Zhangyong Ming, Qiang Wei, Joachim Zechlin, Thomas Bludowsky +1 more | 2021-04-13 |
| 10875827 | Process for preparing an isocyanate by partly adiabatic phosgenation of the corresponding amine | Thomas Knauf, Juergen Spriewald, Anke Hielscher, Dietmar Wastian, Christian Steffens | 2020-12-29 |
| 10576392 | Distillation column and use thereof for cleaning isocyanates | Friedhelm Steffens, Wilfried Hedderich, Jürgen Bausa, Franz Beggel | 2020-03-03 |
| 9409779 | Catalyst for producing carbon nanotubes by means of the decomposition of gaseous carbon compounds on a heterogeneous catalyst | Sigurd Buchholz, Daniel Gordon Duff, Leslaw Mleczko, Christian Münnich, Reiner Rudolf +1 more | 2016-08-09 |
| 9050572 | Process for the production of carbon nanotubes in a fluidized bed | Sigurd Buchholz, Maziar Kakhi, Leslaw Mleczko, Christian Münnich, Reiner Rudolf +1 more | 2015-06-09 |
| 9024057 | Process for the preparation of isocyanates in the gas phase | Klaus Biskup, Rainer Bruns, Wolfgang Lorenz, Fritz Pohl, Friedhelm Steffens | 2015-05-05 |
| 8778148 | Electrolysis cell for hydrogen chloride electrolysis | Aurel Wolf, Leslaw Mleczko, Jens Assmann, Jürgen Kintrup, Rainer Weber | 2014-07-15 |
| 8741122 | Process for the reduction of oxygen | Aurel Wolf, Leslaw Mleczko, Jens Assmann | 2014-06-03 |
| 8614355 | Catalyst and process for hydrogenating organic compounds | Aurel Wolf, Jens Aßmann, Leslaw Mleczko | 2013-12-24 |
| 8592512 | Carbon nanotubes and organic media containing microgels | Torsten Ziser, Thomas Früh, Werner Obrecht, Reiner Rudolf, Sigurd Buchholz +4 more | 2013-11-26 |
| 8093176 | Process for the continuous production of catalysts | Sigurd Buchholz, Leslaw Mileczko, Christian Münnich, Reiner Rudolf, Aurel Wolf | 2012-01-10 |
| 7754915 | Process for preparing isocyanates in the gas phase | Heiko Herold, Werner Konig | 2010-07-13 |
| 7323023 | Cyclone separator | Heiko Herold, Guenther Sanchen | 2008-01-29 |
| 7041858 | Process for the production of dinitrotoluene | Juergen Muennig, Bernd Pennemann, Dietmar Wastian, Jesse Caravaggio, John F. Gisch, Jr. | 2006-05-09 |
| 6800781 | Process for quenching a gaseous reaction mixture during the gas phase phosgenation of diamines | Heiko Herold, Herbert Stutz, Hans-Joachim Brockhaus | 2004-10-05 |