US Patent 7445854 Seal system
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Patent Inventor Names
Abdus Suttar Khan0
Ian William Boston0
James Alexander Hearley0
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Patent abstract
It is disclosed a method of deposting a seal coating and a seal system comprising at least two layers on the surface of an article. The upper or surface layer has a higher chromium activity than a bottom layer to reduce a diffusion of cobalt and the formation of cobalt oxide is reduced. The coating of invention may be heat-treated to reduce or optimize the formation of cobalt oxide to sustin the wear property.
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US Patent 07445854 Seal system US Patent 7445854 Seal system
Infobox
Patent Number
074458540
Patent Number
74458540
Edits on 22 Sep, 2022
Golden AI
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Patent Jurisdiction
Patent Number
074458540
Date of Patent
November 4, 2008
0Patent Application Number
107997550
Date Filed
March 15, 2004
0Official Website
Patent Primary Examiner
Edits on 14 Jun, 2022
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US Patent 07445854 Seal system
Infobox
Is a
Patent jurisdiction
Patent number
07445854
Date of patent
November 4, 2008
Patent application number
10799755
Date Filed
March 15, 2004
Patent primary examiner
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