Patent · US Expired

Hard alloy comprising one or more hard phases and a binary or multicomponent binder metal alloy

US4432794A · kind A · utility

24Cited by
7References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 17, 1981
Grant dateFeb 21, 1984
Priority date
Expiry dateJul 17, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C29/067
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A hard alloy including at least one hard phase and a binary or multicomponent binder metal alloy, in which the hard substance comprises a finely dispersed, homogeneous distribution in the binder metal. The hard phase comprises a carbide of a Group IVb, Vb or VIb transition metal, and the binder metal alloy comprises a solid alloy of a Group IVb, Vb or VIb transition metal, with Re, Ru, Rh, Pd, Os, Ir, or Pt.

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