发明名称 |
Refractory article for molten metal handling |
摘要 |
An article suitable for contact with molten metal, comprising at least one wall formed from refractory material, the wall including a region having a thermal conductivity which is lower than that of the refractory material. The lower thermal conductivity region of the wall of the article may be an air-filled cavity in the wall, and the article may be a feeder sleeve.
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申请公布号 |
US2001026036(A1) |
申请公布日期 |
2001.10.04 |
申请号 |
US20000729430 |
申请日期 |
2000.12.05 |
申请人 |
MIDEA ANTHONY C.;DAHLSTROM PHILIP R. |
发明人 |
MIDEA ANTHONY C.;DAHLSTROM PHILIP R. |
分类号 |
B22C9/08;B22D7/10;B22D41/02;(IPC1-7):C21B3/00;C21C5/44 |
主分类号 |
B22C9/08 |
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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