Polymer-enhanced surfactant flooding for permeable carbonates
US10011760B2 · kind B2 · utility
0Cited by
17References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 4, 2016 |
| Grant date | Jul 3, 2018 |
| Priority date | — |
| Expiry date | Aug 6, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/584
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for increasing oil production in a carbonate reservoir by incorporating a saline solution injection including a saline soluble surfactant and a saline soluble polymer. The method provides for increased oil production as compared to conventional waterflooding techniques.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.