Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917716 | Process for purifying a gaseous mixture | Wolfgang Schmid, Hans Becker, Hans Jungfer | 1990-04-17 |
| 4608069 | Separation of higher boiling impurities from liquefied gases | Hans Becker | 1986-08-26 |
| 4473385 | Lower pressure fractionation of waste gas from ammonia synthesis | Rainer Fabian, Wolfgang Schmid | 1984-09-25 |