Patent · US Active

Superhard tool tip, method for making same and tool comprising same

US9844814B2 · kind B2 · utility

0Cited by

17References

16Claims

0Family size

Assignees

ELEMENT SIX ABRASIVES S.A. · LU
Element Six Limited · IE

Inventors

Cornelis Roelof Jonker · Randburg, ZA
Robert Fries · Rosebank, ZA
Maweja Kasonde · Springs, ZA
John James Barry · Newcastle, AU

Key dates

Filing date	Feb 11, 2011
Grant date	Dec 19, 2017
Priority date	—
Expiry date	Mar 8, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/12146
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A tip (20) for a rotary machine tool comprising a superhard structure (12) joined to a cemented carbide substrate 14 by means of at least one intermediate layer (161, 62, 163) disposed between the superhard structure (12) and the cemented carbide substrate (14), the intermediate layer or layers (161, 162, 163) comprising grains of superhard material and grains of a metal carbide material dispersed in a metal binder material.

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