Adsorptive demetalation of heavy petroleum residua
US4486298A · kind A · utility
10Cited by
12References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 28, 1981 |
| Grant date | Dec 4, 1984 |
| Priority date | — |
| Expiry date | May 28, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G25/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for the demetalation of heavy petroleum residua is provided wherein said residua dispersed in a suitable solvent is contacted with a large pore solid sorbent whereby organomettalic compounds or complexes contained in said residua are selectively adsorbed by the large pore solid sorbent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.