Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5609750 | Boron-containing catalyst | Pieter Nat, Jacob L. de Booys | 1997-03-11 |
| 5139990 | Process for the preparation of a resulfided catalyst | Jan de Jong, Ludwig Eisenhuth, Antonius Johannes van Hengstum | 1992-08-18 |
| 5045518 | Process for the preparation of a sulfided catalyst | Jacobus J. L. Heinerman | 1991-09-03 |
| 5017535 | Process for the preparation of a presulfided and sulfided catalyst | Sonja Eijsbouts, Jacobus J. L. Heinerman, Ludwig Eisenhuth | 1991-05-21 |