Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656249 | Method for desulphurization of gases | Albert Joseph Hendrik Janssen, Robert Jan Van Bodegraven | 2003-12-02 |
| 6656722 | Process for immobilizing arsenic waste | Renate Ruitenberg | 2003-12-02 |
| 6630071 | Process for the treatment of waste water containing heavy metals | Hendrik Dijkman | 2003-10-07 |