Well Bore Casing Cutting Tool With Expandable Cutter Bases and Having Nose Section Cutting Capability
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United States of America Patent
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app pub date -
May 1, 2015
filing date -
May 1, 2014
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Abandoned
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Abstract
A wellbore casing cutting tool having multiple expandable cutter bases. The leading or downhole ends of the cutter bases are tapered, forming a tapered nose profile, and are covered with hardened cutting material to form a cutting surface. The cutting surface on the tapered nose profile can be used to remove a cement sheath within a casing string being cut or milled.
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