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:
Feb. 13, 2024

Filed:

Dec. 14, 2021
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Abrar Alshaikh, Saihat, SA;

Bodong Li, Dhahran, SA;

Jianhui Xu, Dhahran, SA;

Guodong Zhan, Dhahran, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/01 (2012.01); E21B 34/14 (2006.01); E21B 41/00 (2006.01);
U.S. Cl.
CPC ...
E21B 47/01 (2013.01); E21B 34/142 (2020.05); E21B 41/0085 (2013.01); E21B 2200/06 (2020.05); E21B 2200/08 (2020.05);
Abstract

A system includes a sliding sleeve, a ball landing seat, a plurality of microchips, a hydraulic piston, and a ball catcher. The sliding sleeve is installed within a tubular body having an exit groove. The ball landing seat is formed by the sliding sleeve. The plurality of microchips are housed in a microchip ring installed within the sliding sleeve. The hydraulic piston is installed within the microchip ring and triggered by reception of a ball in the ball landing seat. The ball reduces a cross sectional area of a flow path while in the ball landing seat. The hydraulic piston releases the plurality of microchips through the exit groove and into the well to gather data. The ball catcher is configured to receive and hold the ball after the plurality of microchips are released into the well. The ball catcher and the ball are made of a dissolvable material.


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