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:
Jun. 24, 2025
Filed:
Jun. 20, 2022
Applicants:
Safran Ceramics, Le Haillan, FR;
Centre National DE LA Recherche Scientifique, Paris, FR;
Universite DE Bordeaux, Bordeaux, FR;
Institut Polytechnique DE Bordeaux, Talence, FR;
Inventors:
Adrien Delcamp, Moissy-Cramayel, FR;
Marie Lefebvre, Moissy-Cramayel, FR;
Cyril Aymonier, Begles, FR;
Nicolas Biscay, Bordeaux, FR;
Assignees:
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, Paris, FR;
UNIVERSITE DE BORDEAUX, Bordeaux, FR;
INSTITUT POLYTECHNIQUE DE BORDEAUX, Talence, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/80 (2006.01); C04B 35/628 (2006.01); C04B 41/00 (2006.01); C04B 41/53 (2006.01);
U.S. Cl.
CPC ...
C04B 35/80 (2013.01); C04B 35/62836 (2013.01); C04B 41/0072 (2013.01); C04B 41/5353 (2013.01); C04B 2235/5244 (2013.01);
Abstract
A method for treating at least one silicon carbide fibre includes a surface layer including carbon and/or a silicon oxycarbide, the treatment including at least removing the surface layer from the fibre by placing in contact with an ammonia phase in the supercritical state.