Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5868921 | Single stage, stacked bed hydrotreating process utilizing a noble metal catalyst in the upstream bed | Guy Barre, Pierre Grandvallet | 1999-02-09 |
| 5023389 | Process for preparing normally liquid oxygenate and hydrocarbonaceous products from a hydrocarbon feed containing linear- and branched olefins | Pierre Grandvallet, Andras G. T. G. Kortbeek, Karl-Heinz Robschlager | 1991-06-11 |
| 4835335 | Process for two-stage catalytic conversion of an olefins-containing feed | Pierre Grandvallet, Andras G. T. G. Kortbeek | 1989-05-30 |