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US Patent 12010970 Nano-thermite well plug

Patent 12010970 was granted and assigned to ConocoPhillips on June, 2024 by the United States Patent and Trademark Office.

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Patent Applicant

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Current Assignee

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

David D. Hearn0

Casey Hirschmann0

Randall S. Shafer0

Date of Patent

June 18, 2024

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Patent Application Number

179342020

Date Filed

September 22, 2022

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Patent Citations

US Patent 8857342 NANO-enhanced kinetic energy particles

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US Patent 9022117 Section mill and method for abandoning a wellbore

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US Patent 9228412 Well sealing via thermite reactions

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US Patent 9381386 Fire sprinkler with flue-penetrating non-circular spray pattern

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US Patent 9394757 Well sealing via thermite reactions

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US Patent 9683420 Method of well operation

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US Patent 10145203 System and method of using heat sources and alloys in down-hole applications

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US Patent 10196875 Deployment of expandable graphite

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Patent 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.

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