Catalyst for hydrotreating heavy hydrocarbon oils and a method of preparing the catalyst
US4861746A · kind A · utility
45Cited by
4References
5Claims
0Family size
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Key dates
| Filing date | Jan 27, 1988 |
| Grant date | Aug 29, 1989 |
| Priority date | — |
| Expiry date | Jan 27, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J35/66
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst for hydrotreating a heavy hydrocarbon oil which comprises a porous refractory inorganic oxide carrier component and at least one hydrogenating active metal component selected from nickel, cobalt and the like, the metal component concentration in the cross-section of the catalyst being the highest between the center of the cross-section and the periphery thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.