Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4564510 | Method for removing nitrogen oxides from waste gases | Heinz Fischer, Wolfgang Schulte | 1986-01-14 |
| 4541999 | Method for removing acidic components including nitrogen oxide from waste gases | Heinz Fischer, Wolfgang Schulte | 1985-09-17 |
| 4435341 | Method of manufacturing ammonium sulfate granules | — | 1984-03-06 |
| 4355013 | Process for removing sulphuric acid components from flue gases | Ulrich Mohn | 1982-10-19 |
| 4321241 | Process for the purging of flue gases containing acidic components | — | 1982-03-23 |
| 4305748 | Process for pelletizing or granulating ammonium sulfate | Ulrich Mohn | 1981-12-15 |
| 4235675 | Process for purifying pyrolysis gases | — | 1980-11-25 |