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:
Jul. 27, 2021
Filed:
Feb. 10, 2017
Applicant:
Saint-gobain Centre DE Recherches ET D'etudes Europeen, Courbevoie, FR;
Inventors:
Céline Delwaulle, Cavaillon, FR;
Arnaud Apheceixborde, Cavaillon, FR;
Assignee:
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN, Courbevoie, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 35/109 (2006.01); B24D 3/14 (2006.01); C09K 3/14 (2006.01); B24D 3/20 (2006.01);
U.S. Cl.
CPC ...
C04B 35/109 (2013.01); B24D 3/14 (2013.01); B24D 3/20 (2013.01); C09K 3/1427 (2013.01); C04B 2235/3201 (2013.01); C04B 2235/3206 (2013.01); C04B 2235/3208 (2013.01); C04B 2235/3232 (2013.01); C04B 2235/3241 (2013.01); C04B 2235/3418 (2013.01);
Abstract
A fused grain having the following chemical composition in percent by weight in relation to the oxides: ZrO: 16% to 30%, provided that HfO<2%, AlO: percentage needed to bring the total to 100%, CrO: ≥0.2%, TiO: ≥0.5%, CrO+TiO: <7%, other elements: <3%, provided that SiO+CaO+MgO<1.5%.