Patent · US Active

Nickel-based superalloy having high mechanical and environmental strength at high temperatures and low density

US11873543B2 · kind B2 · utility

0Cited by

1References

14Claims

0Family size

Assignee

SAFRAN · FR

Inventors

Jérémy RAME · Moissy-Cramayel, FR
Edern MENOU · Moissy-Cramayel, FR

Key dates

Filing date	Jan 15, 2020
Grant date	Jan 16, 2024
Priority date	—
Expiry date	Jul 22, 2040

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A nickel-based superalloy includes, in weight percent, 5.9 to 6.5% aluminum, 9.5 to 10.5% cobalt, 4 to 5% chromium, 0.1 to 0.2% hafnium, 0.3 to 0.7% molybdenum, 3.7 to 4.5% rhenium, 7.5 to 8.5% tantalum, 0.2 to 0.7% titanium, 3.2 to 4% tungsten, 0 to 0.1% silicon, the balance being nickel and unavoidable impurities.

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