Hydrotreating petroleum heavy ends in aromatic solvents with large pore size alumina
US4585546A · kind A · utility
16Cited by
15References
9Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 29, 1983 |
| Grant date | Apr 29, 1986 |
| Priority date | — |
| Expiry date | Apr 29, 2003 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J21/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Residual oils containing metals and sulfur are demetallized and desulfurized by adding to the oil an aromatic solvent and contacting the mixtures in the presence of hydrogen with an alumina having an average pore size greater than about 220 Angstroms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.