In-situ surfactant retention evaluation using single well chemical tracer tests
US11286771B2 · kind B2 · utility
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13References
16Claims
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Key dates
| Filing date | Jul 23, 2018 |
| Grant date | Mar 29, 2022 |
| Priority date | — |
| Expiry date | Feb 12, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/13
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present disclosure provides methods for determining surfactant retention values in subterranean reservoirs. In particular, the methods comprise conducting at least one single well chemical tracer test and performing a straight line analysis on a saturation profile of the subterranean reservoir.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.