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:
Feb. 27, 2024
Filed:
Dec. 18, 2020
Applicant:
Fluid Energy Group Ltd., Calgary, CA;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/74 (2006.01); E21B 43/26 (2006.01); C09K 8/528 (2006.01);
U.S. Cl.
CPC ...
C09K 8/74 (2013.01); C09K 8/528 (2013.01); E21B 43/26 (2013.01); C09K 2208/32 (2013.01);
Abstract
An aqueous modified or synthetic acid composition comprising: an acid; a first component comprising: an amine and a carboxylic acid group; a second component comprising: an amine and a sulfonic acid group; wherein said first component and said acid are present in a molar ratio ranging from 1:3 to 1:15, more preferably from 1:3 to 1:12.5. Said acid composition is preferably used in acidizing or stimulating dolomite formations. Disclosed also are methods involving the use of said acid composition.