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:
Mar. 03, 2026

Filed:

Jul. 19, 2024
Applicant:

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

Inventors:

Francois-Xavier Dubost, Paris, FR;

Ashers Partouche, Sugar Land, TX (US);

Hua Chen, Sugar Land, TX (US);

Bertrand Theuveny, Paris, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 49/08 (2006.01); E21B 47/10 (2012.01); E21B 33/12 (2006.01); E21B 43/11 (2006.01);
U.S. Cl.
CPC ...
E21B 49/087 (2013.01); E21B 47/10 (2013.01); E21B 33/12 (2013.01); E21B 43/11 (2013.01);
Abstract

Systems and methods of the present disclosure provide systems and methods for performing downhole formation testing operations. Certain methods include deploying a downhole toolstring of a downhole formation testing system to a downhole location within a wellbore extending through a subterranean formation, wherein the downhole toolstring includes a single packer positioned near a lower end of the downhole toolstring; setting the single packer within the wellbore to isolate one or more zones of interest of the subterranean formation in a lower portion of the wellbore below the single packer from an upper portion of the wellbore above the single packer; and, after setting the single packer within the wellbore, using the downhole toolstring to perform downhole formation testing on one or more fluids received from the one or more zones of interest by the downhole toolstring.


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