Treatment of subterranean formations
US11993747B1 · kind B1 · utility
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1References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 6, 2023 |
| Grant date | May 28, 2024 |
| Priority date | — |
| Expiry date | Mar 6, 2043 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K23/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates to methods for treating a water zone of a subterranean formation by injecting a mixture including an anionic surfactant and an amine, followed by CO2, to reduce water production from the formation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.