Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
October 26, 2021
Patent Application Number
20180131
Date Filed
January 31, 2018
Patent abstract
Method and apparatus for single-trip cementing and casing cutting for well abandonment and slot recovery. A casing cutter is described which has a central through bore including a wall to isolate the cutting assembly from cement being passed through the casing cutter. The casing cutter is run in a cased well bore, cementing occurs through the casing cutter to form a cement plug and then the casing is cut. Embodiments of casing cutters are provided for parting an upper length of casing from a lower length of casing.
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