Nano-thermite well plug
US12010970B2 · kind B2 · utility
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26References
21Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 22, 2022 |
| Grant date | Jun 18, 2024 |
| Priority date | — |
| Expiry date | Sep 22, 2042 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B47/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A composition for a plug for use in wellbores undergoing plugging and abandonment operations, as well as plugs made with the composition, wherein the composition includes a first molten metal produced by igniting nano-thermite clusters of <500 nm average diameter admixed with a second molten metal that is produced by melting the wellbore's production tubing and casing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.