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. 03, 2026

Filed:

Oct. 11, 2023
Applicant:

Aramco Services Company, Houston, TX (US);

Inventors:

Vladimir Kazei, Houston, TX (US);

Harold Merry, Houston, TX (US);

Seth Busetti, Houston, TX (US);

Ezzedeen Alfataierge, Dhahran, SA;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01H 9/00 (2006.01); E21B 47/07 (2012.01); G01V 1/22 (2006.01);
U.S. Cl.
CPC ...
G01H 9/004 (2013.01); E21B 47/07 (2020.05); G01V 1/226 (2013.01);
Abstract

A method includes providing a distributed acoustic sensing (DAS) system and a fiber sample. The DAS system includes a chamber and a signal generator positioned proximate to and outside the chamber. The method further includes manipulating the fiber sample into a desired shape, filling the chamber with a freezable liquid, wherein the freezable liquid is provided at room temperature, and placing the fiber sample into the chamber. The method also includes recording a first set of room temperature baseline measurements, freezing the freezable liquid, and recording a first set of frozen baseline measurements. The method further includes performing strain-sensing measurements while the signal generator is active, and melting the freezable liquid.


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