Patent · US Active

Coated tool

US8491996B2 · kind B2 · utility

2Cited by

13References

23Claims

0Family size

Assignee

WALTER AG · DE

Inventor

Veit Schier · Echterdingen, DE

Key dates

Filing date	May 16, 2008
Grant date	Jul 23, 2013
Priority date	—
Expiry date	Jul 23, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/265
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

The invention concerns a cutting tool having a base body and a single-layer or multi-layer coating applied thereto. To provide cutting tools which are improved over the state of the art it is proposed according to the invention that the coating includes at least one two-phase or multi-phase layer which contains at least two different phases of metal oxide, wherein the at least one two-phase or multi-phase layer is electrically conductive.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.