【発明の名称】コーティングされた切削工具

Title:

【発明の名称】コーティングされた切削工具

Document Type and Number:

Japanese Patent JP2742049

Kind Code:

B2

Abstract:

A coated cutting tool that has a rake face and a flank face with a cutting edge at the juncture of the rake and flanks faces, a substrate, and a coating bonded to the substrate. The coating has a coating scheme that includes a layer of a Group IVB metal-aluminum alloy applied by physical vapor deposition, and a layer of alumina applied by physical vapor deposition to the layer of the Group IVB metal-aluminum alloy.

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Inventors:

John Jay Pridge
Prem C. Jindal
Bernard North
William A. Bryant

Application Number:

JP33078196A

Publication Date:

April 22, 1998

Filing Date:

December 11, 1996

Export Citation:

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Assignee:

Kennametal Parakeet-Politted

International Classes:

B23B27/14; C23C14/06; C23C14/08; C23C30/00; (IPC1-7): B23B27/14; C23C14/08

Domestic Patent References:

JP6376877A

Attorney, Agent or Firm:

Atsushi Nakajima (4 people outside)

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