Patent · US Active

Cutters comprising polycrystalline diamond attached to a hard metal carbide substrate

US10556832B2 · kind B2 · utility

0Cited by

16References

16Claims

0Family size

Assignee

DIAMOND INNOVATIONS, INC. · US

Inventors

Hui Zhang · Beijing, CN
Abhijit Suryavanshi · Columbus, US
Alexander Hirsch · Munich, DE
Kai Zhang · Shanghai, CN

Key dates

Filing date	Sep 25, 2015
Grant date	Feb 11, 2020
Priority date	—
Expiry date	Oct 28, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B2237/363
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Superabrasive compacts and methods of making superabrasive compacts are disclosed. A superabrasive compact includes a polycrystalline diamond table and a substrate attached to the polycrystalline diamond table. The substrate includes a hard metal carbide and a binder having a compound with a composition of AxByCz, where A and B are transition metals, where C is carbon, and where 0≤x≤7, 0≤y≤7, x+y=7, and 0≤z≤3.

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