发明名称 |
Improved nozzles for casting aluminium-killed steels. |
摘要 |
<p>Forming nozzles in two parts, the first as a body made of a refractory material, preferably zirconium oxide or magnesite, having a central axial cavity passing right through it, and the second as a body of a clacium-oxide based refractory material, having an appropriate passage for the liquid steel and located in said axial cavity. </p> |
申请公布号 |
EP0135482(A1) |
申请公布日期 |
1985.03.27 |
申请号 |
EP19840830178 |
申请日期 |
1984.06.14 |
申请人 |
ACCIAIERIE DI PIOMBINO SPA |
发明人 |
MARINO, EMILIO;MASTROMARINO, RAFFAELE |
分类号 |
B22D41/54;C04B35/057;(IPC1-7):B22D11/10;C04B35/02;B22D41/08 |
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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