US Patent 12006786 Modified casing buoyancy system and methods of use
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US Patent 12006786 Modified casing buoyancy system and methods of use
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Patent abstract
According to embodiments, a modified casing buoyancy system is provided for use as either one or both a casing buoyancy tool during casing operations and a cement plug during cementing operations, the apparatus being operably connected to a casing string and having at least two tubulars, wherein a portion of at least one (outer) tubular comprises at least one connector for controllably releasing said tubular downhole, and at least a portion of the other (inner) tubular comprises a dissolvable portion for controllably degrading thereof.
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Patent Inventor Names
Lyle Laun0
Date of Patent
June 11, 2024
0Patent Application Number
177174350
Date Filed
April 11, 2022
0Patent Citations
Patent Primary Examiner
CPC Code
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