Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4670244 | Process for reducing metal ions in aqueous solutions | Bernardus J. Damman, Arie Lagendijk, Dieter Steidl, Raban von Schenck | 1987-06-02 |
| 4632812 | Process for making alkali metal phosphate solutions containing little vanadium | Johannes-Wilhelmus Kinneging, Bernardus J. Damman, Andries Jelsma, Raban von Schenck | 1986-12-30 |