发明名称 |
HOLLOW PIECE FOR PRODUCING A SINTERED REFRACTORY PRODUCT EXHIBITING IMPROVED BUBBLING BEHAVIOUR |
摘要 |
<p>The invention relates to a hollow piece for producing a sintered refractory having the following mean mineral chemical composition in weight percent based of mineral oxides: 40%=Al<SUB>2</SUB>O<SUB>3</SUB>=94%, 0%=ZrO<SUB>2</SUB>=41%, 2%=SiO<SUB>2</SUB>=22%, 1%<Y<SUB>2</SUB>O<SUB>3</SUB>+V<SUB>2</SUB>O<SUB>5</SUB>+TiO<SUB>2</SUB>+Sb<SUB>2</SUB>O<SUB>3</SUB>+Yb<SUB>2</SUB>O<SUB>3</SUB>+Na2O.</p> |
申请公布号 |
EP1667944(B1) |
申请公布日期 |
2007.07.25 |
申请号 |
EP20040786367 |
申请日期 |
2004.08.30 |
申请人 |
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN |
发明人 |
AVEDIKIAN, RICHARD;BOUSSANT-ROUX, YVES;GUIGONIS, JACQUES |
分类号 |
C04B35/106;C03B5/43;C04B35/10;C04B35/109;C04B35/119;C04B35/14;C04B35/18;C04B35/19;C04B35/48;C04B35/63;C04B35/64 |
主分类号 |
C04B35/106 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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