Surface-coated cutting tool and process for producing same

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United States of America Patent

PATENT NO 9920423
SERIAL NO

14769378

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Abstract

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Provided is a surface-coated cutting tool having both high wear resistance and high fracture resistance and having an indicator function that significantly facilitates the determination of the usage of a cutting edge. A surface-coated cutting tool according to an embodiment of the present invention includes a substrate and a coating formed on the substrate. The coating includes a plurality of layers. A surface layer of the plurality of layers is a titanium boride layer made of TixBy (where x and y are expressed as atomic percentages and satisfy 1.5

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO ELECTRIC HARDMETAL CORPITAMI-SHI HYOGO 664-0016

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ichikawa, Takahiro Sorachi-gun, JP 25 218
Kanaoka, Hideaki Sorachi-gun, JP 38 163
Okuno, Susumu Sorachi-gun, JP 70 264
Paseuth, Anongsack Sorachi-gun, JP 92 202

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