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:
Jul. 28, 2026

Filed:

Apr. 02, 2025
Applicant:

Schlumberger Technology Corporation, Sugar Land, TX (US);

Inventors:

Iain Maclean, Aberdeen, GB;

Rubria Garza, Aberdeen, GB;

Robert Loov, Aberdeen, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/10 (2012.01); E21B 23/00 (2006.01); E21B 43/12 (2006.01); E21B 47/017 (2012.01); E21B 47/07 (2012.01);
U.S. Cl.
CPC ...
E21B 47/10 (2013.01); E21B 23/00 (2013.01); E21B 43/128 (2013.01); E21B 47/017 (2020.05); E21B 47/07 (2020.05);
Abstract

A method for characterizing fluid production into a well during pumping fluid from the well includes deploying a well pump on an electrical cable to a selected depth in a production tubing nested within a protective pipe in the well. The well pump has suspended therefrom an extension line. The extension line is connected at an end opposed to the well pump at least one production logging sensor. A length of the extension line is chosen such that the at least one production logging sensor is disposed in the protective pipe below a bottom of the production tubing. The well pump is operated; and while operating the well pump, at least one property of fluid entering the protective pipe is measured using the at least one production logging sensor.


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