ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,499, issued on March 31, was assigned to Welltec A/S (Allerod, Denmark).
"Downhole tubing intervention tool" was invented by Jorgen Hallundbaek (Zug, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a downhole tubing intervention tool for submerging into a casing in a wellbore and for selectively removing material from within the casing, the tool extending in a longitudinal direction, comprising a tool housing having a first housing part and a second housing part, a rotation unit, such as an electrical motor, arranged in the second housing part, and a rotatable shaft rotated by the rotation unit for rotati...