Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284930 | Process for the preparation of 3-hydroxypropanal | Thomas Haas, Liane Deusser, Torsten Hahm, Rudolf Vanheertum | 2001-09-04 |
| 6011179 | Process for the production of amines from imines of nitriles | Thomas Haas, Karl-Ludwig Weber, Klaus Stadtmuller, Rudolf Vanheertum | 2000-01-04 |
| 5892129 | Process for the preparation of 1,1,3-trialkoxypropane | Mathias Hoepp, Dietrich Arntz, Hans-Peter Ohlinger | 1999-04-06 |
| 5886230 | Process for continuous production of methyl mercaptan | Wolfgang Boeck, Stephan Rautenberg, Joerg Sauer, Dietrich Arntz, Ralf Goedecke +2 more | 1999-03-23 |
| 5866721 | Process for separating the product gas mixture from the catalytic synthesis of methyl mercaptan | Wolfgang Boeck, Stephan Rautenberg, Joerg Sauer, Dietrich Arntz, Ralf Goedecke +2 more | 1999-02-02 |
| 5852219 | Catalyst, process for its preparation, and use for synthesis of methyl mercaptan | Joerg Sauer, Wolfgang Boeck, Lukas von Hippel, Werner Burkhardt, Stephan Rautenberg +1 more | 1998-12-22 |
| 5852217 | Process for the production of primary and/or secondary amines from oxo compounds | Thomas Haas, Dietrich Arntz, Karl-Ludwig Weber, Stefan Wieland | 1998-12-22 |
| 4921983 | Method for the continuous epoxidation of olefins | Rainer Siegmeier, Gunter Prescher, Helmut Maurer | 1990-05-01 |
| 4904821 | Method of preparing peracetic acid | Georg Boehme, Guenther Prescher, Rainer Siegmeier | 1990-02-27 |
| 4874556 | Process for the desensitization of water-insoluble peroxycarboxylic acids | Manfred Dankowski | 1989-10-17 |
| 4855465 | Process for the treatment of aliphatic epoxides | Andreas Grund, Guenter Prescher, Georg Boehme, Heinrich Petsch | 1989-08-08 |
| 4849532 | Process for the preparation of a cycloaliphatic diepoxide | Georg Boehme, Andreas Grund, Heinrich Petsch, Guenter Prescher | 1989-07-18 |
| 4369096 | Process for the purification of epoxides | Hermann Seifert, Helmut Waldmann, Rolf Wirthwein | 1983-01-18 |
| 4344897 | Process for the preparation of percarboxylic acid solutions | Ralf Goedecke, Hermann Seifert, Gerd Siekmann | 1982-08-17 |
| 4341709 | Preparation of .epsilon.-caprolactone | Herbert Klenk, Gerd Schreyer, Otto Weiberg, Helmut Waldmann, Hermann Seifert +2 more | 1982-07-27 |