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:
Aug. 19, 2025
Filed:
Feb. 02, 2021
Safran Aircraft Engines, Paris, FR;
Safran, Paris, FR;
Centre National DE LA Recherche Scientifique, Paris, FR;
Universite DE LA Rochelle, La Rochelle, FR;
Joel Delautre, Moissy-Cramayel, FR;
Christophe Philippe Audic, Moissy-Cramayel, FR;
Sarah Hamadi, Moissy-Cramayel, FR;
Virginie Jaquet, Moissy-Cramayel, FR;
Fernando Pedraza Diaz, La Rochelle, FR;
Annie Pasquet, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
SAFRAN, Paris, FR;
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, Paris, FR;
UNIVERSITE DE LA ROCHELLE, La Rochelle, FR;
Abstract
A turbomachine part includes a nickel-based superalloy substrate including, in mass content, 5.0% to 8.0% cobalt, 6.5% to 10% chromium, 0.5% to 2.5% molybdenum, 5.0% to 9.0% tungsten, 6.0% to 9.0% tantalum, 4.5% to 5.8% aluminum, hafnium in a mass content between 500 ppm and 1100 ppm, and optionally including niobium in a mass content less than or equal to 1.5%, and optionally at least one of carbon, zirconium and boron each in a mass content less than or equal to 100 ppm, the remainder being composed of nickel and unavoidable impurities.