Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366538 | Process for the production of a metal melt | Johannes Steins, Klaus Klintworth | 1994-11-22 |
| 5319138 | Process for the preparation of pure propanephosphonic anhydride | Gunter Roscher, Hans-Jerg Kleiner, Manfred Schmidt, Rainer Uhmann, Dirk Bottger | 1994-06-07 |
| 5304230 | Method of disposing of organic and inorganic substances and a plant for carrying out the method | Johannes Steins, Otto Koller | 1994-04-19 |
| 5294741 | Continuous process for the preparation of sulfonylisocyanates | Gunter Schlegel, Stephen Lachhein | 1994-03-15 |