US Patent 7611591 Structure and method of manufacturing the same
Patent 7611591 was granted and assigned to Sumitomo Electric Industries on November, 2009 by the United States Patent and Trademark Office.
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Patent Inventor Names
Kenji Miyazaki0
Koji Nitta0
Shinji Inazawa0
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Patent abstract
A structure which comprises tungsten as the main component and contains tungsten carbide, wherein the content of carbon is 0.1 mass % or higher based on the structure and the total content of cobalt, nickel, and iron is 3 mass % or lower based on the structure.
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US Patent 07611591 Structure and method of manufacturing the same US Patent 7611591 Structure and method of manufacturing the same
Infobox
Patent Number
076115910
Patent Number
76115910
Edits on 26 Mar, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076115910
Date of Patent
November 3, 2009
0Patent Application Number
105869230
Date Filed
September 26, 2005
0Official Website
Patent Primary Examiner
Edits on 18 Jun, 2022
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US Patent 07611591 Structure and method of manufacturing the same
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07611591
Date of patent
November 3, 2009
Patent application number
10586923
Date Filed
September 26, 2005
Patent primary examiner
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