Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5744025 | Process for hydrotreating metal-contaminated hydrocarbonaceous feedstock | Constantinus Johannes Jacobus Den Ouden, Opinder Kishen Bhan | 1998-04-28 |
| 5378351 | Process for the preparation of lubricating base oils | Philippe Guichard, Pierre Grandvallet, Guy Barre, Arend Hoek | 1995-01-03 |