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:
Jan. 12, 2016
Filed:
Jun. 15, 2011
Applicants:
Michel Gaubil, Les Angles, FR;
Ludovic Massard, Monteux, FR;
Inventors:
Michel Gaubil, Les Angles, FR;
Ludovic Massard, Monteux, FR;
Assignee:
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN, Courbevoie, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B 5/43 (2006.01); C04B 35/109 (2006.01); C04B 35/484 (2006.01);
U.S. Cl.
CPC ...
C03B 5/43 (2013.01); C04B 35/109 (2013.01); C04B 35/484 (2013.01); C04B 2235/3201 (2013.01); C04B 2235/3208 (2013.01); C04B 2235/3217 (2013.01); C04B 2235/3225 (2013.01); C04B 2235/3248 (2013.01); C04B 2235/3409 (2013.01); C04B 2235/3418 (2013.01); C04B 2235/72 (2013.01); C04B 2235/95 (2013.01);
Abstract
A fused refractory product having the following average chemical composition, in % by weight on the basis of oxides and for a total of 100%: ZrO: 30-50%; SiO: 8-16%; AlO: balance to 100%; YO≧50/ZrOand YO≦5%; NaO+KO+BO≧0.2% and SiO/(NaO+KO+BO)≧5×YO; CaO: ≦0.5%; and other oxide species: ≦1.5%.