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:
Feb. 20, 2024

Filed:

Jun. 10, 2022
Applicant:

National Oilwell Varco, L.p., Houston, TX (US);

Inventors:

Khoi Trinh, Spring, TX (US);

Russell Gilleylen, Spring, TX (US);

Assignee:

National Oilwell Varco, L.P., Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 31/00 (2006.01); E21B 34/10 (2006.01);
U.S. Cl.
CPC ...
E21B 31/005 (2013.01); E21B 34/10 (2013.01);
Abstract

An agitator deployable in a wellbore includes a housing including a central axis and a central passage, a valve including a first valve body having a first contact face and a second valve body permitted to rotate relative to the first valve body and having a second contact face configured to contact the first contact face, a first valve adapter including a first receptacle which receives at least a portion of the first valve body to couple the first valve adapter to the first valve body, and a flexible valve configured to permit the first valve body to flex relative to the first valve adapter whereby an angular misalignment may form between a central axis of the first valve body and a central axis of the first valve adapter.


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