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:
Aug. 08, 2023

Filed:

Nov. 13, 2020
Applicant:

Stewart & Stevenson Llc, Houston, TX (US);

Inventors:

Filiberto Garcia, Houston, TX (US);

Chris Harvell, Houston, TX (US);

Chad Joost, Houston, TX (US);

Brian Sharp, Houston, TX (US);

Paul Smith, Houston, TX (US);

Assignee:

STEWART & STEVENSON LLC, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 17/03 (2006.01); F04B 53/08 (2006.01); F04B 47/02 (2006.01); E21B 43/26 (2006.01); F04B 53/00 (2006.01);
U.S. Cl.
CPC ...
F04B 17/03 (2013.01); E21B 43/2607 (2020.05); F04B 47/02 (2013.01); F04B 53/006 (2013.01); F04B 53/08 (2013.01);
Abstract

A well servicing pump system for a hydraulic fracturing system includes a first permanent magnet motor, second permanent magnet motor, and crankshaft. The first and second permanent magnet motors each include a rotor mechanically coupled to or integrated with the crankshaft. The well servicing pump may include gearboxes coupled between the rotors and the crankshaft. The well servicing pump system also includes a fluid section that includes an inlet, a pressurization chamber, and an outlet. The inlet and outlet are fluidly coupled to the pressurization chamber. The well servicing pump also includes a plunger mechanically coupled to the crankshaft, the plunger at least partially positioned within the pressurization chamber.


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