Method for treating a subterranean formation by injecting an aqueous gelling solution comprising an aluminate
US12139663B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Mar 31, 2021 |
| Grant date | Nov 12, 2024 |
| Priority date | — |
| Expiry date | Oct 1, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/572
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for sealing and/or consolidating a subterranean formation, the subterranean formation being traversed by at least one injection well, includes the steps of preparing a gelling aqueous solution comprising an alkaline solution of potassium silicate, acetic acid and an aluminate, and injecting from the injection well, into the subterranean formation, the gelling aqueous solution to seal and/or to consolidate the subterranean formation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.