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发明名称
POROUS REFRACTORY ELEMENT AND ITS MANUFACTURING METHOD
摘要
申请公布号
EP0030501(B1)
申请公布日期
1983.11.23
申请号
EP19800401719
申请日期
1980.12.02
申请人
INSTITUT DE RECHERCHES DE LA SIDERURGIE FRANCAISE (IRSID) FRANCE
发明人
GROSJEAN, JEAN-CLAUDE;GRAVE, ROLAND
分类号
B22D1/00;F27D3/16;B28B23/00;C21C5/48;C22B9/05;(IPC1-7):21C7/072;22B9/05
主分类号
B22D1/00
代理机构
代理人
主权项
地址
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