Impregnation of an hvof coating by a lubricant

US2016369385A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2016369385-A1
Application numberUS-201414902416-A
CountryUS
Kind codeA1
Filing dateJul 16, 2014
Priority dateJul 17, 2013
Publication dateDec 22, 2016
Grant date

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

The invention provides a method of protecting a metal substrate coated in a coating of WC—Co—Cr type by the HVOF method, the method comprising applying a lubricating agent on the coating, which lubricating agent comprises particles of solid lubricant incorporated in a fluid having surface tension that is low enough to penetrate into the pores of the coating and to entrain the solid lubricant particles therein.

First claim

Opening claim text (preview).

1 . A method of protecting a metal substrate coated in a coating by the HVOF method, the method comprising applying a lubricating agent on the coating, which lubricating agent comprises particles of solid lubricant incorporated in a fluid having surface tension that is low enough to penetrate into the pores of the coating and to entrain the solid lubricant particles therein. 2 . The method according to claim 1 , wherein the coating is of the WC—Co—Cr type. 3 . The method according to claim 1 , wherein the solid lubricant particles are selected from graphite, molybdenum disulfide, and tungsten disulfide. 4 . The method according to claim 1 , wherein, after applying the lubricating agent, a mechanical operation is performed of closing the pores of the coating, at least in part, by machining and/or grinding and/or polishing a surface portion of the coating.

Assignees

Inventors

Classifications

  • After-treatment · CPC title

  • C23C4/06Primary

    Metallic material · CPC title

  • Flame spraying · CPC title

  • characterised by the method of spraying · CPC title

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Frequently asked questions

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What does patent US2016369385A1 cover?
The invention provides a method of protecting a metal substrate coated in a coating of WC—Co—Cr type by the HVOF method, the method comprising applying a lubricating agent on the coating, which lubricating agent comprises particles of solid lubricant incorporated in a fluid having surface tension that is low enough to penetrate into the pores of the coating and to entrain the solid lubricant pa…
Who is the assignee on this patent?
Messier Bugatti Dowty
What technology area does this patent fall under?
Primary CPC classification C23C4/06. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Thu Dec 22 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).