Low pH-based oil recovery method for carbonate reservoirs
US11214730B1 · kind B1 · utility
5Cited by
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21Claims
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Key dates
| Filing date | Sep 9, 2020 |
| Grant date | Jan 4, 2022 |
| Priority date | — |
| Expiry date | Sep 9, 2040 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/28
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for enhancing oil recovery in carbonate reservoirs using low pH solutions for wettability alteration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.