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:
May. 27, 2025
Filed:
Jun. 30, 2022
Safran Ceramics, Le Haillan, FR;
Universite DE Bordeaux, Bordeaux, FR;
Centre National DE LA Recherche Scientifique, Paris, FR;
Thibault Mouret, Bordeaux, FR;
Francis Rebillat, Pessac, FR;
Laurence Maille, Bordeaux, FR;
Simon Arnal, Moissy-Cramayel, FR;
Eric Bouillon, Moissy-Cramayel, FR;
SAFRAN CERAMICS, Le Haillan, FR;
UNIVERSITE DE BORDEAUX, Bordeaux, FR;
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, Paris, FR;
Abstract
A part includes a substrate of ceramic matrix composite material, the substrate including silicon, the part further including an environmental barrier formed on at least one surface of the substrate, wherein the environmental barrier includes at least one compound selected from YbGdSiOand YbGdSiO, where γ is between 0.05 and 0.15, and wherein the environmental barrier further includes alumina AlO, the molar alumina content being between 5% and 15% of the total environmental barrier composition.