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. 21, 2020
Filed:
Dec. 22, 2016
Applicant:
Ypf Technologia S. A., Buenos Aires, AR;
Inventors:
Walter Morris, Buenos Aires, AR;
Angel Vico, Buenos Aires, AR;
Assignee:
YPF TECNOLOGIA S.A., Ciudad Autonoma de Buenos Aires, AR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23F 13/02 (2006.01); C23F 13/14 (2006.01); E21B 41/02 (2006.01); C23F 13/18 (2006.01); C23F 13/10 (2006.01);
U.S. Cl.
CPC ...
C23F 13/14 (2013.01); C23F 13/10 (2013.01); C23F 13/18 (2013.01); E21B 41/02 (2013.01); C23F 2213/32 (2013.01);
Abstract
An anode slurry for cathodic protection to underground metallic structures, preferably for casings of hydrocarbon producing wells or water injecting/producing wells, comprising a granulated electrical conducting material as anode and optionally a granulated filler with high electrical conductivity (backfill). There is also disclosed a method for providing cathodic protection to underground metallic structures by injecting an anode slurry into the underground formation containing the metallic structures.