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:
May. 05, 2015
Filed:
Jul. 18, 2013
Instituto Mexicano Del Petroleo, Mexico City, MX;
Raul Hernandez Altamirano, Mexico City, MX;
Violeta Yasmin Mena Cervantes, Mexico City, MX;
Luis Silvestre Zamudio Rivera, Mexico City, MX;
Hiram Isaac Beltran Conde, Mexico City, MX;
Simon Lopez Ramirez, Mexico City, MX;
Instituto Mexicano del Petroleo, Mexico City, MX;
Abstract
Gemini surfactants of bis-N-alkyl polyether, bis-N-alkenyl polyether, bis-N-cycloalkyl polyether, bis-N-aryl polyether bis-beta or alpha-amino acids or their salts, are produced for use as multifunctional corrosion inhibitors, which protect and prevent corrosion of ferrous metals exposed to acidic, basic and neutral liquids when transporting or storing crude oil and liquid fuels. The surfactants are also used to inhibit corrosion of equipment and pipes used in cooling systems in petroleum and petrochemical equipment. The Gemini surfactants have the structural formula: