The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 16, 2020
Filed:
Jan. 08, 2015
Qinterra Technologies As, Stavanger, NO;
Arne Motland, Stavanger, NO;
Qinterra Technologies AS, Stavanger, NO;
Abstract
This invention relates to a wireline tractor () for use in a casing or tubing () in a well. The wireline tractor () includes at least one retractable wheel () for driving within the casing or tubing () and a rotatable disc-shaped cutting device () mounted on an actuator () that is coupled to the wireline tractor. The cutting device () and the actuator () are configured for pressing the cutting device () against a wall of the casing or tubing () and for cutting a perforation () in the wall of the casing or tubing (), in operational use of the wireline tractor (). The invention further relates to a method for perforating a casing or tubing () in a well.