Patent · US Expired

Superplastic aluminum alloys containing scandium

US4689090A · kind A · utility

39Cited by
1References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 1986
Grant dateAug 25, 1987
Priority date
Expiry dateMar 20, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S420/902
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Superplastic forming of aluminum work stock is improved by including therein about 0.05% to about 10% or 15% scandium. In preferred practices, soluble elements such as magnesium are also included in the aluminum alloy.

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