Heavy oil process with hydrodemetallation, hydrovisbreaking and hydrodesulfuration
US4511458A · kind A · utility
8Cited by
8References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 1983 |
| Grant date | Apr 16, 1985 |
| Priority date | — |
| Expiry date | Dec 30, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2300/107
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for conversion of an asphaltenes-containing heavy oil or heavy oil fraction to lighter fractions comprises 3 steps of: catalytic hydrodemetallation, hydrovisbreaking and catalytic hydrodesulfuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.