Demetallation catalyst
US5223472A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 14, 1992 |
| Grant date | Jun 29, 1993 |
| Priority date | — |
| Expiry date | Apr 14, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J35/66
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst useful for hydroprocessing a hydrocarbon-containing oil contains at least one hydrogenation component on an amorphous, porous refractory oxide containing delta alumina. The catalyst is prepared by impregnating support particles having a narrow pore size distribution and a median pore diameter greater than about 185 angstroms with a solution containing a precursor of the hydrogenation components, followed by drying and calcining. The catalyst is useful for promoting a number of hydrocarbon hydroprocessing reactions, particularly hydrogenative desulfurization, demetallation and denitrogenation, and most particularly, hydrodemetallation of residuum-containing oils.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.