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. 17, 2026

Filed:

Apr. 07, 2025
Applicant:

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

Inventors:

Haiyan Zhao, Houston, TX (US);

Murtaza Ziauddin, Houston, TX (US);

Temiloluwa Iyenoma Yusuf, Houston, TX (US);

Patrice Abivin, Houston, TX (US);

Juan-Carlos Santamaria, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/27 (2006.01); C09K 8/74 (2006.01);
U.S. Cl.
CPC ...
E21B 43/27 (2020.05); C09K 8/74 (2013.01);
Abstract

Methods and compositions for treating a siliceous geologic formation are described herein. An aqueous treatment composition for treating such formations includes a mixture of acids, an HF source, and a fluoride scale inhibitor. A pH of the aqueous treatment composition is between about 1.0 and about 3.0. The mixture of acids includes a first organic acid and a second organic acid and each acid of the mixture of acids has a non-zero, molecular weight less than 200 Daltons.


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