US Patent 7700186 Cemented carbide body
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Patent abstract
According to the present invention there is now provided a body cemented carbide provided with at least one wear resistant layer, which body contains a toughness increasing surface zone. Increase in toughness is obtained due to the presence of a surface zone having increased WC grain size and/or increased Co content. The invention is most suitable for WC—Co cemented carbides.
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US Patent 07700186 Cemented carbide body US Patent 7700186 Cemented carbide body
Infobox
Patent Number
0770018600
Patent Number
770018600
Edits on 1 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
077001860
Date of Patent
April 20, 2010
0Patent Application Number
120781400
Date Filed
March 27, 2008
0Official Website
Patent Primary Examiner
Edits on 27 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
077001860
Date of Patent
April 20, 2010
0Patent Application Number
120781400
Date Filed
March 27, 2008
0Official Website
Patent Primary Examiner
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US Patent 07700186 Cemented carbide body
Infobox
Is a
Patent jurisdiction
Patent number
07700186
Date of patent
April 20, 2010
Patent application number
12078140
Date Filed
March 27, 2008
Patent primary examiner
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