Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jon Andersson0
Mats Johansson0
Jacob Sjolen0
Date of Patent
August 23, 2011
0Patent Application Number
123995970
Date Filed
March 6, 2009
0Patent Primary Examiner
Patent abstract
Cutting tool inserts comprising a substrate selected from the group consisting of cemented carbide, cermet, ceramics, cubic boron nitride based material, and high speed steel; and a hard and wear-resistant coating comprising laminar polycrystalline metal nitrides layers are disclosed. Methods of making a cutting tool insert are also disclosed. In addition, methods for machining of stainless steel and super alloys using the cutting tool inserts are disclosed.
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