Downhole tubing cutter tool, downhole tubing cutter assembly and associated methods

Abstract

A downhole tubing cutter tool (1) for running into a downhole tubular in a wellbore (70) and separating an upper portion of the downhole tubular from a lower portion of the downhole tubular, the downhole tubing cutter tool (1) comprising: - an inner tool portion (30); - an outer sleeve (20) telescopically coupled around the inner tool portion (30); and - at least one cutting arm (40) pivotably connected to the inner tool portion (30) and moveable between a retracted position (401) and an operational position (405); wherein the outer sleeve (20) is configured to be telescoped in use in an uphole direction (X1) to pivot the at least one cutting arm (40) from the retracted position (401) to the operational position (405) through an outer sleeve opening (21) in the outer sleeve (20).