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:
Jun. 17, 2025

Filed:

Aug. 09, 2022
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Ahmed Abdulaziz Al-Mousa, Doha, SA;

Fayez Alenizi, Al Khobar, SA;

Omar M. Alhamid, Dammam, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/13 (2012.01); E21B 47/11 (2012.01);
U.S. Cl.
CPC ...
E21B 47/13 (2020.05); E21B 47/11 (2020.05);
Abstract

A method includes: releasing the multi-drift tool assembly into a wellbore that includes at least a first section and a second section, wherein the first section borders the second section from above the second section, wherein the first section is sized larger than the second section, and wherein the multi-drift tool assembly comprises at least one secondary drift tool housed inside a primary drift tool; advancing the multi-drift tool assembly down the wellbore and inside the first section; in response to determining that the multi-drift tool assembly has stopped, releasing the secondary drift tool from inside the primary drift tool; and advancing the secondary drift tool down the wellbore and inside the second section.


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