Methods for shortening waiting-on-cement time in a subterranean well
US12158055B2 · kind B2 · utility
0Cited by
4References
13Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 10, 2021 |
| Grant date | Dec 3, 2024 |
| Priority date | — |
| Expiry date | Nov 10, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B36/008
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Methods for shortening the waiting-on-cement (WOC) time during primary and remedial cementing operations are disclosed. A fluid pill is injected into the wellbore that comprises reactants. The reaction is acclerating hydration and shortening the time necessary for the slurry to set and harden.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.