Surface-coated cutting tool

Details Surface-coated cutting tool Surface-coated cutting tool

2007-07-18

2011-12-06

T., A. (Department: 1784)

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

C051S307000, C051S309000, C428S697000, C428S698000, C428S699000, C428S701000, C428S702000

Reexamination Certificate

active

08071211

ABSTRACT:
A surface-coated cutting tool according to the present invention includes a base material and a coating film formed on the base material. The coating film includes one or more hard layer and one or more oxygen-rich hard layer. The hard layer is crystalline in its entirety or crystalline with a part thereof being amorphous. The oxygen-rich hard layer and the hard layer are stacked and the oxygen-rich hard layer is amorphous in a region of interface with the hard layer.

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European Search Report issued in European Patent Application No. EP 07790890.3 dated Jun. 17, 2011.

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