发明名称 |
PREFABRICATED PART MADE OF VITREOUS FUSED SILICA FOR USE AS A REFRACTORY AND PROCESS FOR PRODUCING SUCH PREFABRICATED PARTS. |
摘要 |
A prefabricated part made of vitreous fused silica for use as a refractory, and in particular, for use in repairing coke ovens, which contains over 90% by weight of SiO2. The prefabricated part includes about 20 to 50% by weight of vitreous fused silica having 1 to 6 mm grain size, 20 to 40% by weight of vitreous fused silica having 0.1 to 1 mm grain size, 15 to 35% by weight of finely ground vitreous fused silica having grains less than 0.1 mm in size, 1 to 10% of finely ground vitreous fused silica having a specific surface area according to BET larger than 20 m2 per gram, 1 to 10% by weight of cement and 0.1 to 8% by weight of a phosphorous compound. |
申请公布号 |
EP0680460(A1) |
申请公布日期 |
1995.11.08 |
申请号 |
EP19940903731 |
申请日期 |
1994.01.05 |
申请人 |
SOLLAC;LICHTENBERG FEUERFEST GMBH |
发明人 |
DELCLOY, JEAN-MARIE;LEROY, JEAN-MARIE;GOERENZ, EDMUND |
分类号 |
C04B35/14;B22C1/00;C04B28/06;C04B35/66;C10B29/06;F27D1/00;F27D1/16 |
主分类号 |
C04B35/14 |
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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