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:
Dec. 23, 2025
Filed:
Mar. 07, 2023
Applicant:
King Fahd University of Petroleum and Minerals, Dhahran, SA;
Inventor:
Ime Bassey Obot, Dhahran, SA;
Assignee:
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Dhahran, SA;
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/54 (2006.01); C23F 11/00 (2006.01); C23F 11/10 (2006.01); C23F 11/14 (2006.01);
U.S. Cl.
CPC ...
C09K 8/54 (2013.01); C23F 11/00 (2013.01); C23F 11/146 (2013.01); C23F 11/149 (2013.01); C09K 2208/32 (2013.01);
Abstract
A method of inhibiting sour corrosion of a metal surface including contacting the metal surface and composition in a corrosive medium. The corrosive medium includes hydrogen sulfide. The composition includes an aliphatic alcohol comprising 1 to 6 carbons, a polysorbate, a glycol compound, and a substituted benzimidazole compound. The composition includes a weight ratio of the substituted benzimidazole compound to the polysorbate of 1 to 3.