Issued Patents 1994
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362901 | Process for the preparation of organic carbonates having at least one aromatic ester group | Norbert Schon, Hans-Josef Buysch | 1994-11-08 |
| 5360923 | Process for separating off alkanols, mixtures of alkanols and water or water itself from oxygen-containing organic compounds of higher carbon number | Andreas Nickel, Wolfgang Arlt, Ingo Janisch, Alexander Klausener | 1994-11-01 |
| 5359118 | Process for the continuous preparation of dialkyl carbonates | Franz-Josef Mais, Hans-Josef Buysch, Reinhard Langer, Alexander Klausener | 1994-10-25 |
| 5350862 | Process for the preparation of ethylene glycol carbonate | Hans-Josef Buysch, Alexander Klausener, Franz-Josef Mais, Christine Mendoza-Frohn | 1994-09-27 |
| 5344954 | Process for the preparation of diaryl carbonates | Norbert Schon, Hans-Josef Buysch, Reinhard Langer | 1994-09-06 |
| 5334742 | Process for the continuous preparation of diaryl carbonates from dialkyl carbonates | Norbert Schon, Reinhard Langer, Hans-Josef Buysch | 1994-08-02 |
| 5311797 | Pressure-operated power wrench | Klaus Ruessmann, Thomas Beyert | 1994-05-17 |
| 5298659 | Method for the preparation of azomethines | Reinhard Langer, Hans-Josef Buysch | 1994-03-29 |
| 5292953 | Process for the preparation of azomethines | Reinhard Langer, Hans-Josef Buysch | 1994-03-08 |