Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9352973 | Apparatus and process for the synthesis of ammonia | Jürg Dieter Ungar | 2016-05-31 |
| 8821822 | Process and plant for recovering NH3 from a mixture comprising NH3 and acid gases | Matthias Linicus | 2014-09-02 |
| 7172743 | Method for the catalytic production of ammonia from synthesis gas | Jürg Dieter Ungar, Sybille Ungar | 2007-02-06 |
| 6558452 | Method for obtaining ammonia from waste water containing NH3 and acid gases | Hans-Martin Stonner, Matthias Linicus | 2003-05-06 |
| 5716524 | Process of extracting phenols from a phenol-containing waste water by means of a solvent mixture | Hans-Martin Stonner, Matthias Linicus | 1998-02-10 |
| 5637206 | Process for the electrochemical production of ammonium polysulfide | Nikola Anastasijevic, Eilhard Hillrichs, Karl Lohrberg | 1997-06-10 |
| 5431877 | Process for decreasing the corrosiveness of a sour water | Volker Brucken, Hans-Martin Stonner, Ernst Stoldt, Johann Schlauer, Nikola Anastasijevic +1 more | 1995-07-11 |
| 4738754 | Method of recovering ammonia from an aqueous effluent which contains NH.sub . .sub.2 and H.sub.2 S | Wolfgang Hilsebein, Hans-Martin Stonner | 1988-04-19 |