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:
Apr. 05, 2016
Filed:
Dec. 19, 2012
Applicant:
Saint-gobain Centre DE Recherches ET D'etudes Europeen, Chourbevoie, 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 ...
C04B 35/484 (2006.01); C03B 5/43 (2006.01); C04B 35/49 (2006.01);
U.S. Cl.
CPC ...
C04B 35/49 (2013.01); C03B 5/43 (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 2235/3409 (2013.01); C04B 2235/3418 (2013.01);
Abstract
Fused cast refractory product comprising in percentages by weight on the basis of the oxides and for a total of 100%, —ZrO; balance to 100%, —HfO: <5% SiO: 2% to 10%; —YO: 0.4% to 2.0%; —CaO: 4.0% to 8.0%; —BO+NaO+KO: 0.4% to 3.0% —AlO: 0.3% to 2.0%; —PO: <0.05%; —FeO+TiO: <0.55%; —other species: <1.5%. Application in glass melting furnaces.