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US Patent 7152657 In-situ casting of well equipment

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Is a
Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7152657
Date of Patent
December 26, 2006
Patent Application Number
10479728
Date Filed
June 5, 2002
Patent Citations Received
‌
US Patent 12129735 Tool for metal plugging or sealing of casing
3
‌
US Patent 12010970 Nano-thermite well plug
4
‌
US Patent 12110259 Chemical heat sources for use in down-hole operations
5
‌
US Patent 12129733 Two-material P and A plug
6
‌
US Patent 11753898 PandA setting with exothermic material
‌
US Patent 11905789 Helical coil annular access plug and abandonment
7
‌
US Patent 11959365 Metal seal for liner drilling
8
Patent Primary Examiner
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Kevin P. Kerns
Patent abstract

A method is provided of in-situ casting well equipment wherein a metal is used which expands upon solidification. A body of such metal is placed in a cavity in a well. Before or after placing the metal in the cavity in the well, the body is brought at a temperature above the melting point of the metal. The metal of the body in the cavity is solidified by cooling it down to below the melting point of the metal.

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