Asphaltene solvation and dispersion process
US11332683B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Sep 11, 2020 |
| Grant date | May 17, 2022 |
| Priority date | — |
| Expiry date | Sep 11, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2300/80
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The capacity of a crude oil to solvate and/or disperse asphaltenes is increased by providing a crude oil which includes an additive comprising (i) a poly(butylenyl)bezene sulphonic acid; or, (ii) a poly(propylenyl)benzene sulphonic acid; or, (iii) a combination of a poly(butylenyl)bezene sulphonic acid and a poly(propylenyl)benzene sulphonic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.