Hydrotreating petroleum heavy ends in aromatic solvents with dual pore size distribution alumina catalyst
US4548709A · kind A · utility
16Cited by
17References
12Claims
0Family size
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Key dates
| Filing date | Jul 5, 1984 |
| Grant date | Oct 22, 1985 |
| Priority date | — |
| Expiry date | Jul 5, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G45/04
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Residual oils containing metals and sulfur are demetalized and desulfurized by adding to the oil an aromatic solvent and contacting the mixture in the presence of hydrogen with an alumina having dual pore size distribution in ranges of 90-200 Angstrom units and 1000-5000 Angstrom units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.