发明名称 |
High aluminia tar-impregnated pressure pouring tubes |
摘要 |
An improved metal pouring tube especially adapted for conducting molten metal such as liquid steel, the tube being formed of carbon-impregnated ceramic-bonded refractory material principally comprising alumina, zirconia and silica. Also included is the method of forming the tube.
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申请公布号 |
US5151200(A) |
申请公布日期 |
1992.09.29 |
申请号 |
US19910744676 |
申请日期 |
1991.08.09 |
申请人 |
DRESSER INDUSTRIES, INC. |
发明人 |
STEPHANSKY, JOHN J.;SUTTON, JOHN P. |
分类号 |
B22D41/54;C04B35/103;C04B35/106;C04B35/66 |
主分类号 |
B22D41/54 |
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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