Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761828 | Process for the reduction of concentration of nitrates and/or nitrogen-containing compounds by means of SO2 | Jürgen Heuser, Werner Verhoeven, Domien Sluyts | 2004-07-13 |