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.
Patent No.:
Date of Patent:
Jun. 25, 2024
Filed:
Jun. 21, 2023
Applicant:
Gd Energy Products, Llc, Tulsa, OK (US);
Inventor:
John Chase, Deer Park, TX (US);
Assignee:
GD ENERGY PRODUCTS, LLC, Tulsa, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 53/14 (2006.01); F04B 37/12 (2006.01); E21B 43/26 (2006.01);
U.S. Cl.
CPC ...
F04B 53/143 (2013.01); F04B 37/12 (2013.01); E21B 43/2607 (2020.05);
Abstract
An annular scraper ring assembly for a packing arrangement that can form a seal with a plunger included in a fluid end of a reciprocating pump includes a first ring having an upstream face and an inner surface cooperatively forming an edge and a second ring having a downstream face configured to engage the upstream face of the first ring and urge the edge of the first ring inwards so that the edge of the first ring is positioned inwardly beyond the second ring.