Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5135573 | Removal of metal soaps from hydrogenated fatty products | Hendrikus Van Den Berg, Adelheid M. Deryck, Pieter M. van Dijk, Cornelis Martinus Lok | 1992-08-04 |
| 5087599 | Nickel/silica catalysts and their preparation | Martha J. P. Botman, Peter Nootenboom, Dirk Verzijl | 1992-02-11 |
| 4990695 | Process for purifying crude glycerol | Thomas Buenemann, Pietro Gamba, Aldo Rampi | 1991-02-05 |
| 4946821 | Process for the preparation of a hydrogenation catalyst | Dirk Verzijl | 1990-08-07 |
| 4683088 | Nickel/alumina/silicate catalyst, its preparation and use | Peter Nootenboom, Keshab L. Ganguli, Cornelis Martinus Lok | 1987-07-28 |
| 4631265 | Nickel/alumina/silicate catalyst, its preparation | Peter Nootenboom, Keshab L. Ganguli, Cornelis Martinus Lok | 1986-12-23 |