Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6235248 | Apparatus for purifying flue gas containing nitrogen oxides | Cees Jan Nico Buisman, Hendrik Dijkman, Petrus Leonardus Verbraak | 2001-05-22 |
| 5891408 | Process for purifying flue gas containing nitrogen oxides | Cees Jan Nico Buisman, Hendrik Dijkman, Petrus Leonardus Verbraak | 1999-04-06 |
| 5609841 | Method and apparatus for treating a flow of gas containing oxidized sulphur compounds | Johannes Greefkes | 1997-03-11 |