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:
Sep. 18, 2018
Filed:
May. 25, 2017
Applicant:
Cactus Wellhead, Llc, Houston, TX (US);
Inventor:
Glenn C. Parks, Jr., Cypress, TX (US);
Assignee:
Cactus Wellhead, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 3/02 (2006.01); F16K 27/04 (2006.01); F16K 3/30 (2006.01);
U.S. Cl.
CPC ...
F16K 3/0227 (2013.01); F16K 3/30 (2013.01); F16K 27/044 (2013.01);
Abstract
A gate valve and a seat insert for a gate valve having a valve body, which may be used for hydrocarbon well fracturing operations with a fracturing fluid, or 'frac fluid', includes a seat pocket for receipt of the seat insert and a seat, which seat insert may include a tubular member having a first and a second seat insert end face, the first and second seat insert end faces each include at least one annular seal, and the seat insert is disposed in the seat pocket with the first seat insert end face sealed against the valve body and the second seat insert end face sealed against the seat.