Patent · US Expired

Abrasive and wear resistant material

US4944913A · kind A · utility

2Cited by

5References

10Claims

0Family size

Inventors

Stephen A. Parsons · Kimberley, ZA
Henry B. Dyer · Sandton, ZA
John Dodsworth · Rochester, US

Key dates

Filing date	Dec 11, 1989
Grant date	Jul 31, 1990
Priority date	—
Expiry date	Dec 11, 2009

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J2203/0685
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A cemented carbide which contains less than 20 weight percent of cubic boron nitride particle. The material is abrasive and wear resistant. The material is produced under cubic boron nitride synthesis conditions.

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