Patent · US Expired

Turbine blade superalloy I

US4668312A · kind A · utility

11Cited by
1References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 13, 1985
Grant dateMay 26, 1987
Priority date
Expiry dateMar 13, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C32/0026
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A novel nickel-base high temperature alloy body preferably containing about 22% chromium, sufficient aluminum and titanium to provide a .gamma.' precipitate structure, additional strengthing elements and oxidic yttrium in finely dispersed form. The alloy body has an elongated crystal structure and is characterized by high strength along with excellent hot corrosion and oxidation resistance.

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