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.

Date of Patent:
Jul. 26, 2022

Filed:

Jun. 04, 2019
Applicants:

Safran, Paris, FR;

Centre National DE LA Recherche Scientifique, Paris, FR;

Universite DE Poitiers, Poitiers, FR;

Ecole Nationale Superieure DE Mecanique Aerotechnique, Futuroscope-Chasseneuil, FR;

Inventors:

Jérémy Rame, Moissy-Cramayel, FR;

Jonathan Cormier, Chasseneuil du Poitou, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 19/05 (2006.01); C30B 29/52 (2006.01); F01D 5/28 (2006.01);
U.S. Cl.
CPC ...
C22C 19/057 (2013.01); C30B 29/52 (2013.01); F01D 5/288 (2013.01); F05D 2300/175 (2013.01); F05D 2300/611 (2013.01);
Abstract

The invention relates to a nickel-based superalloy comprising, in percentages by mass, 5.0 to 6.0% aluminum, 6.0 to 9.5% tantalum, 0 to 1.50% titanium, 8.0 to 10.0% cobalt, 6.0 to 7.0% chromium, 0.30 to 0.90% molybdenum, 5.5 to 6.5% tungsten, 0 to 2.50% rhenium, 0.05 to 0.15% hafnium, 0.70 to 4.30% platinum, 0 to 0.15% silicon, the remainder being nickel and unavoidable impurities. The invention also relates to a single-crystal blade comprising such an alloy and a turbomachine comprising such a blade.


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