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. 01, 2019
Filed:
Jul. 18, 2014
Saint-gobain Centre DE Recherches ET D'etudes Europeen, Courbevoie, FR;
Laurie San-Miguel, Althen-des-Paluds, FR;
Fabiano Rodrigues, Roussillon, FR;
Christian His, Cavaillon, FR;
Thibault Champion, Maubec, FR;
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN, Courbevoie, FR;
Abstract
A sintered refractory product having the form of a block and consisting of a granulate formed by all the grains having a size larger than 100 μm, referred to as 'coarse grains', and a matrix binding the coarse grains and consisting of the grains having a size smaller than or equal to 100 μm, the granulate representing between 45% and 90% by mass of the product, the product having a composition such that, in a mass percentage based on the oxides: AlO>80%, SiO<15%, NaO<0.15%, FeO<0.05%, CaO<0.1%, the other oxides forming the remainder up to 100%, and the NaO content in the matrix being greater than 0.010%, in a mass percentage based on the mass of the product.