The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 08, 2022
Filed:
Nov. 14, 2018
Safran, Paris, FR;
Office National D'etudes ET DE Recherches Aerospatiales, Palaiseau, FR;
Jérémy Rame, Moissy-Cramayel, FR;
Virginie Jaquet, Moissy-Cramayel, FR;
Joël Delautre, Moissy-Cramayel, FR;
Jean-Yves Guedou, Moissy-Cramayel, FR;
Pierre Caron, Les Ulis, FR;
Odile Lavigne, Paris, FR;
Didier Locq, Le Plessis Robinson, FR;
Mikael Perrut, Issy-les-Moulineaux, FR;
SAFRAN, Paris, FR;
OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES, Palaiseau, FR;
Abstract
A nickel-based superalloy comprises, in percentages by mass, 4.0 to 5.5% rhenium, 3.5 to 12.5% cobalt, 0.30 to 1.50% molybdenum, 3.5 to 5.5% chromium, 3.5 to 5.5% tungsten, 4.5 to 6.0% aluminum, 0.35 to 1.50% titanium, 8.0 to 10.5% tantalum, 0.15 to 0.30% hafnium, 0.05 to 0.15% silicon, the balance being nickel and unavoidable impurities. A single-crystal blade comprises such an alloy and a turbomachine comprising such a blade.