Invention Grant
- Patent Title: Method and system of valve refurbishment
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Application No.: US14799024Application Date: 2015-07-14
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Publication No.: US09644758B2Publication Date: 2017-05-09
- Inventor: Nathan Hager
- Applicant: Hager Industries, LLC
- Applicant Address: US WY Rock Springs
- Assignee: Hager Industries, LLC
- Current Assignee: Hager Industries, LLC
- Current Assignee Address: US WY Rock Springs
- Agency: Thorpe North & Western LLP
- Main IPC: F16K27/06
- IPC: F16K27/06 ; B23P15/00 ; F16K25/00 ; F16K5/02 ; B23P6/00

Abstract:
A method of refurbishing a damaged valve is disclosed that generally includes receiving a valve housing having generally collinear inlet and outlet ports in the side walls thereof and an interior annular face about each of the inlet and outlet ports, the housing comprising a first metal with a yield strength and the side walls having a predetermined thickness, creating an annular groove about an interior annular face of the inlet port, creating an annular groove about an interior annular face of the outlet port, and placing a second metal within each of the annular grooves, the second metal having a yield strength, wherein the yield strength of the first metal is less than the yield strength of the second metal.
Public/Granted literature
- US20160184939A1 Method and System of Valve Refurbishment Public/Granted day:2016-06-30
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