Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kenji Yamamoto0
Date of Patent
August 23, 2011
0Patent Application Number
122059850
Date Filed
September 8, 2008
0Patent Primary Examiner
Patent abstract
A member with alumina-based hard coating formed there-on wherein said hard coating contains nitrogen and has a composition represented by the formula (1) below:Al1-xMx(O1-yNy)z (1)(0≦x≦0.5, 0<y≦0.5, z>0)where, M denotes at least one species of elements selected from those belonging to Group 4, Group 5, and Group 6 (excluding Cr), and such elements as Y, Mg, Si, and B.
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