Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672326 | Method of treating vapors containing ammonia and hydrogen sulfide | Manfred Gross | 1997-09-30 |
| 4479811 | Method for the drying and removal of hydrocarbons from gases | Burkhard Schlicht, Christel Sonntag, Hans-Peter BEISE, Otto Lindner, Klaus Wehner +2 more | 1984-10-30 |