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.
Patent No.:
Date of Patent:
Apr. 08, 2025
Filed:
Mar. 24, 2022
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Haiyan Zhao, Sugar Land, TX (US);
Murtaza Ziauddin, Katy, TX (US);
Temiloluwa Iyenoma Yusuf, Sugar Land, TX (US);
Patrice Abivin, Houston, TX (US);
Juan-Carlos Santamaria, Houston, TX (US);
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
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 an acid having molecular weight less than about 200, or an ammonium or sodium salt thereof, an HF source, and from about 0.1 wt % to about 2.0 wt % of a fluoride scale inhibitor, the aqueous treatment composition having a pH from about 1.0 to about 3.0.