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:
Dec. 23, 2025

Filed:

Jul. 19, 2023
Applicant:

Alkhorayef Petroleum Company, Dammam, SA;

Inventors:

Woon Yung Lee, Sugar Land, TX (US);

Ying Xue, Shanghai, CN;

Junsik Kim, Pohang, KR;

Carlos Leon, Bogota, CO (US);

Carlos Escobar, Bogota, CO (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 25/06 (2006.01); E21B 37/06 (2006.01); E21B 43/12 (2006.01);
U.S. Cl.
CPC ...
F04D 25/0686 (2013.01); E21B 37/06 (2013.01); E21B 43/128 (2013.01);
Abstract

An electric submersible pump system for use in a wellbore includes a pump; a motor protection component having an oil chamber and an wellbore fluid chamber; a motor component, the motor component including oil and being fluidly coupled to the oil chamber of the motor protection component; and a chemical chamber that includes a neutralization chemical. The neutralization chemical includes a scale inhibitor. The chemical chamber is configured to contact fluid from the wellbore with the neutralization chemical and is fluidly coupled to the wellbore fluid chamber of the motor protection component. The pump is configured to be driven by the motor component. A chemical chamber and a method for operating an electric submersible pump are also disclosed.


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