Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351807 | Process for selective extraction of metal ions from aqueous solutions and extracting agents suitable for that purpose | Martinus Tels, Jan Pieter Lotens | 1982-09-28 |
| 4191728 | Process for selective extraction of metal ions from aqueous solutions and extracting agents suitable for that purpose | Martinus Tels, Jan Pieter Lotens | 1980-03-04 |