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:
Mar. 15, 2016
Filed:
Jul. 16, 2012
Applicants:
Isabelle Cabodi, Cavaillon, FR;
Michel Gaubil, Les Angles, FR;
Inventors:
Isabelle Cabodi, Cavaillon, FR;
Michel Gaubil, Les Angles, 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 35/484 (2006.01); F27D 1/00 (2006.01);
U.S. Cl.
CPC ...
C03B 5/43 (2013.01); C04B 35/484 (2013.01); F27D 1/0006 (2013.01); C04B 2235/3201 (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); C04B 2235/9607 (2013.01); C04B 2235/9692 (2013.01);
Abstract
The present invention relates to a fused refractory product having the following average chemical composition, as a percentage by weight on the basis of the oxides and for a total of 100%: ZrO: 60.0%-80.0%; SiO: 4.0%-10.0%; AlO: balance to 100%; YO≦5.0%; NaO+KO+BO≧0.3% and SiO/(NaO+KO+BO)≧5.0; other oxide species: ≦2.0%; the ratio of the ZrO/AlOweight contents being between 2.0 and 6.0.