Patent · US Active

Asphaltene solvation and dispersion process

US11332683B2 · kind B2 · utility

0Cited by
3References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 11, 2020
Grant dateMay 17, 2022
Priority date
Expiry dateSep 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.