Invention Grant
- Patent Title: Hard and lubricious valve surfaces, material compositions and sequences of manufacturing
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Application No.: US16183388Application Date: 2018-11-07
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Publication No.: US10995871B2Publication Date: 2021-05-04
- Inventor: Manuel Marya , Ronald Manson , Christian Meade
- Applicant: Cameron International Corporation
- Applicant Address: US TX Houston
- Assignee: Cameron International Corporation
- Current Assignee: Cameron International Corporation
- Current Assignee Address: US TX Houston
- Agent Jaime Castano
- Main IPC: F16K25/00
- IPC: F16K25/00 ; F16K5/06 ; C10M103/04 ; C10M125/02 ; C10M125/22 ; C10M125/10 ; C10M125/04 ; C10M171/06 ; C23C28/02 ; F16K3/36 ; C10N30/12 ; C10N30/00 ; C10N50/08 ; C10N50/00
Abstract:
A valve including a surface movably engaged with another surface. A coating is on the surface. The surface can have a CoF of less than 0.1; a hardness in excess of 1,200 HVN; impermeability to liquids at pressures ranging from 15 and 20,000 psi; a surface finish of 63 or less; and a thickness ranging from 0.5 to 20 mils.
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