Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459281 | Method for producing acetylene and syngas | Maximilian Vicari, Christian Weichert, Christopher Alec Anderlohr | 2022-10-04 |
| 9345988 | Devices and method for continuous distillative separation of a mixture containing one or more alkanolamine(s) | Willi Schmidt, Gerd Kaibel, Elke Geiβler, Manfred Julius, Frank-Friedrich Pape | 2016-05-24 |
| 9086191 | Method for safely preventing backflowing in the conveying of a fluid | Franz Borgel, Alfred Krause, Mirko Kreitschmann, Anton Meier, Frank-Friedrich Pape +1 more | 2015-07-21 |
| 8674140 | Devices and method for continuous distillative separation of a mixture containing one or more alkanolamine(s) | Willi Schmidt, Gerd Kaibel, Elke Geiβbler, Manfred Julius, Frank-Friedrich Pape | 2014-03-18 |
| 7405327 | Method for the continuous production of an amine | Frank Haese, Arnd Bottcher, Bernd Stein, Johann-Peter Melder, Karl-Heinz Roβ +3 more | 2008-07-29 |
| 7279602 | Method for separating triethanolamin from a mixture obtainable by ammonia and ethylene oxide reaction | Hans Hammer, Guenther Ruider, Anton Meier, Philip Buskens, Matthias Frauenkron | 2007-10-09 |
| 6417353 | Preparing amines | Frank Funke, Joachim Wulff-Doring, Gerhard Schulz, Wolfgang Siegel, Andreas Kramer +4 more | 2002-07-09 |
| 6147227 | Process for preparing phthalides | Klemens Massonne, Rainer Becker, Horst Neuhauser, Horst Zimmermann, Peter Cramers +1 more | 2000-11-14 |
| 6069281 | Process for producing organic nitrogen compounds, special organic nitrogen compounds and mixtures of such compounds and their use as fuel and lubricant additives | Rudolf Kropp, Wolfgang Siegel, Boris Breitscheidel, Wolfgang Harder, Harald Schwahn | 2000-05-30 |
| 6028204 | Process for preparing phthalides | Klemens Massonne, Rainer Becker, Horst Neuhauser, Andreas Gieseler, Klaus Mundinger | 2000-02-22 |
| 6020501 | Process for preparing phthalides | Klemens Massonne, Rainer Becker, Joachim Wulff-Doring | 2000-02-01 |
| 5976202 | Reaction products of polyolefins with vinyl esters and their use as fuel and lubricant additives | Hans Peter Rath, Helmut Mach, Harald Schwahn, Hans-Joachim Muller, Thomas Ruhl | 1999-11-02 |
| 5969162 | Process for purifying phthalide | Klemens Massonne, Horst Neuhauser | 1999-10-19 |
| 5936126 | Process for reacting an organic compound in the presence of a supported ruthenium catalyst | Thomas Ruhl, Boris Breitscheidel, Jochem Henkelmann, Helmuth Menig, Sabine Weiguny | 1999-08-10 |
| 5902916 | Process for reacting an organic compound in the presence of a ruthenium catalyst formed in situ | Thomas Ruhl, Boris Breitscheidel, Franz Josef Brocker, Jochem Henkelmann, Karl Heinz Brauch +1 more | 1999-05-11 |
| 5766612 | Use of endgroup-capped fatty amide alkoxylates | Beate Strecker, Günter Oetter, Alfred Oftring, Johannes Perner, Richard Baur +2 more | 1998-06-16 |
| 5660601 | Polyetheramine-containing fuels for gasoline engines | Knut Oppenlander, Wolfgang H. H. Gunther, Andreas Henne, Volkmar Menger, Rainer Becker +3 more | 1997-08-26 |
| 5648545 | Preparation of amines from nitriles by alkylation with a nitrogen compound in the presence of a copper oxide/zirconium oxide catalyst | Michael Hesse, Horst Zimmermann, Heinz Lingk | 1997-07-15 |
| 5608113 | Process for preparation of diamines by catalytic amination of aminoalcohols | Rainer Becker, Volkmar Menger, Andreas Henne | 1997-03-04 |
| 5530127 | Preparation of amines | Lothar Franz, Peter Stops, Volkmar Menger, Rainer Becker, Rudolf Kummer +1 more | 1996-06-25 |