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.

Date of Patent:
Mar. 05, 2024

Filed:

Feb. 03, 2022
Applicant:

Ypf Tecnología S.a., Ciudad Autonoma de Buenos Aires, AR;

Inventors:

Walter Morris, Neuquén Prov. de Neuquén, AR;

Albert Ulises Saavedra Olaya, La Matanza Prov. de Buenos Aires, AR;

Assignee:

YPF TECNOLOGÍA S.A., Ciudad Autonoma de Buenos Aires, AR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/24 (2006.01);
U.S. Cl.
CPC ...
E21B 43/2401 (2013.01);
Abstract

A method of oil recovery by applying an electrical signal to a reservoir of interest, wherein said method comprises the following steps: obtaining the characteristic frequency of the water-oil interface of the reservoir; and applying the electrical signal to the reservoir, wherein said electrical signal is an alternating current signal or a combination of a direct current signal and an alternating current signal, and wherein the frequency of the alternating current signal is the characteristic frequency of the water-oil interface, thereby producing alteration of the water-oil interface and movement of the oil for extraction.


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