发明名称 |
BLASROR FOR BEHANDLING AV SMELT METALL I METALLURGISKA KERL |
摘要 |
A blow lance for treating molten metal comprising a concentric metal pipe structure enclosed within a ceramic covering with a space defined between the pipe structure and the covering. A layer of heat-resistant elastic fibrous material, excluding a binder, is positioned in the space. Ducting means forming coolant ducts are located between the concentric pipes. |
申请公布号 |
SE452907(B) |
申请公布日期 |
1987.12.21 |
申请号 |
SE19850001229 |
申请日期 |
1985.03.12 |
申请人 |
VASIPARI KUTATO ES FEJLESZTO VALLALAT |
发明人 |
1)Z * SZONYI;2)J * ZAMBO;3)G * NAGY;4)I * PRAGAY;5)L * MITYOK |
分类号 |
C21C5/46;F27D3/16;(IPC1-7):F27D3/18 |
主分类号 |
C21C5/46 |
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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