Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5146040 | Process for separating dimethylnaphthalene isomers with zeolite L agglomerates | Johannes Petrus Verduijn, Mechilium Johannes Gerardus Janssen, Wicher T. Koetsier, Cornelis W. M. Van Oorschot | 1992-09-08 |
| 5064630 | Zeolite L preparation | Johannes Petrus Verduijn, Mechilium Johannes Gerardus Janssen, Wicher T. Koetsier, Cornelis W. M. Van Oorschot | 1991-11-12 |