Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5777035 | Process for purification of starting materials for metal catalyzed reactions and a purification reagent to be used therefor | Cornelis Martinus van Dijk, Marc S. Sonderman | 1998-07-07 |
| 5693726 | Process for purification of starting materials for metal catalyzed reactions and a purification reagent to be used therefor | Cornelis Martinus van Dijk, Marc S. Sonderman | 1997-12-02 |
| 5665858 | Process for coagulation finishing of polymers | Cornelis Martinus van Dijk | 1997-09-09 |
| 4880546 | Recovery of transition metals from aqueous solutions | Brian L. Goodall | 1989-11-14 |
| 4435582 | Manufacture of macrocyclic polyethers | Wilhelmus J. Krijnen | 1984-03-06 |