Invention Grant
- Patent Title: Valve seat with a hardened sleeve interior and a metal exterior
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Application No.: US16057739Application Date: 2018-08-07
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Publication No.: US10718441B2Publication Date: 2020-07-21
- Inventor: Jeff Myers , Joe Allen Sutton
- Applicant: S.P.M. FLOW CONTROL, INC.
- Applicant Address: US TX Fort Worth
- Assignee: S.P.M. Flow Control, Inc.
- Current Assignee: S.P.M. Flow Control, Inc.
- Current Assignee Address: US TX Fort Worth
- Agency: Foley & Lardner LLP
- Main IPC: F04B53/00
- IPC: F04B53/00 ; F16K17/04 ; F16K15/02 ; F16K1/42 ; F04B39/10 ; F16K15/06 ; F04B1/0461 ; F16K25/00 ; F04B53/10 ; F04B1/053

Abstract:
A valve seat for use in a fluid end of a fracturing pump that includes a first body portion having an inner wall and an outer wall, wherein the inner wall forms a fluid bore and outer wall is configured to contact an inside surface of a fluid passageway of a fluid end of the fracturing pump for support therein. The seat further includes a second body portion extending from the first body portion, the second body having a frustro-conical portion forming a seating surface for receiving a valve. A portion of the first and second body portion includes a hardened material insert forming a portion of the seating surface and a portion of the inner wall of the first body, and further includes a metallic body portion affixed to the hardened material insert, the metallic body portion forming at least a portion of first body portion outer wall.
Public/Granted literature
- US20190040966A1 VALVE SEAT WITH A HARDENED SLEEVE INTERIOR AND A METAL EXTERIOR Public/Granted day:2019-02-07
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