Liner/casing buoyancy arrangement, method and system
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United States of America Patent
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Aug 6, 2024
Grant Date -
Jun 29, 2023
app pub date -
Dec 28, 2021
filing date -
Dec 28, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A casing/liner string buoyancy arrangement including a casing/liner string, and a material defining a volume disposed within the string, the material excluding downhole fluids from the volume, the volume being of a lower specific gravity than the same downhole fluids. A method for managing buoyancy of a casing/liner string including configuring a casing/liner string, running the string, and selectively maintaining or degrading the material to adjust buoyancy of the string. A borehole system including a borehole in a subsurface formation, and an arrangement disposed in the borehole.
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