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:
Nov. 04, 2025

Filed:

Mar. 09, 2022
Applicant:

Championx Llc, Sugar Land, TX (US);

Inventors:

Ramamurthy Narasimhan, Dallas, TX (US);

Juan Felipe Correa Pugliese, Fort Worth, TX (US);

Riyadh Salloom, Arlington, TX (US);

Randy De Werff, Burleson, TX (US);

Bradley C. Rogers, Burleson, TX (US);

Jimmy Kemp, Levelland, TX (US);

Matthew Bishop, Burleson, TX (US);

Assignee:

CHAMPIONX LLC, Sugar Land, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 53/10 (2006.01); F04B 19/04 (2006.01); F16K 15/04 (2006.01);
U.S. Cl.
CPC ...
F04B 53/1007 (2013.01); F04B 19/04 (2013.01); F04B 53/10 (2013.01); F16K 15/048 (2013.01);
Abstract

Valve assemblies and related pumps and methods may include an insert disposed in an internal flow path of a casing where an outer surface of the insert is fixedly engaged with an inner surface the casing with fluid sealing. The insert includes protrusions, each individually extending into the internal flow path of the casing and converging at an apex of the insert to define a cage in which the restriction element is configured to move axially through the internal flow path.


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