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.

Date of Patent:
Sep. 03, 2024

Filed:

Oct. 20, 2022
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/10 (2006.01); E21B 23/00 (2006.01);
U.S. Cl.
CPC ...
E21B 43/10 (2013.01); E21B 23/001 (2020.05);
Abstract

A downhole tractor assembly includes tubular main body configured such that a central axis of the main body is parallel with an axis of a tubing string when the tool is disposed in the tubing string. The tractor assembly includes a fluid flow passage within the main body, a turbine disposed in the flow passage, an alternator disposed in the main body and configured to convert the rotation of the turbine into electricity, one or more wheels extending radially at least partially from an exterior surface of the main body, and one or more electric motors configured to, when actuated by electricity from the alternator, drive rotation of the one or more wheels. The tractor assembly is configured to attach to a tubular string disposed in a wellbore, such that fluid flowed through the tubular string flows through the fluid passage and rotates the turbine.


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