Patent · US Expired

Metallic glass composition

US4581081A · kind A · utility

9Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 14, 1984
Grant dateApr 8, 1986
Priority date
Expiry dateSep 14, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C45/02
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A metallic glass alloy that is either iron-based or nickel-based or based on a mixture of iron and nickel, containing lesser amounts of elements selected from the group boron, silicon carbon and phosphorous to which is added an amount of a ductility enhancing element selected from the group cerium, lanthanum, praseodymium and neodymium sufficient to increase ductility of the metallic glass upon annealing.

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