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. 25, 2024

Filed:

May. 27, 2021
Applicant:

Chevron U.s.a. Inc., San Ramon, CA (US);

Inventors:

John Alasdair Cameron, Houston, TX (US);

Alexei Olegovich Bolshakov, Houston, TX (US);

Assignee:

CHEVRON U.S.A. INC., San Ramon, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 47/002 (2012.01); E21B 37/08 (2006.01); E21B 43/04 (2006.01); E21B 47/135 (2012.01); G01N 15/08 (2006.01);
U.S. Cl.
CPC ...
E21B 47/0025 (2020.05); E21B 37/08 (2013.01); E21B 43/04 (2013.01); E21B 47/135 (2020.05); G01N 15/088 (2013.01); E21B 2200/22 (2020.05);
Abstract

A system for measuring a porosity of a gravel pack in a wellbore includes a transmitting acoustic transducer attached to a sand screen and configured to transmit an acoustic signal. The system further includes multiple acoustic transducers attached to the sand screen and configured to receive the acoustic signal through the gravel pack. The system also includes a control device configured to receive electrical signals from the multiple acoustic transducers and determine the porosity of the gravel pack around the sand screen based on at least the electrical signals. The electrical signals are generated from the acoustic signal received by the multiple acoustic transducers.


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