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发明名称
Composite stopper rod sleeve with insulating inner portion
摘要
申请公布号
US3379409(A)
申请公布日期
1968.04.23
申请号
US19640408912
申请日期
1964.11.04
申请人
A.P. GREEN REFRACTORIES, CO.
发明人
FITZPATRICK WILLIAM D.
分类号
B22D41/16;F27D3/15
主分类号
B22D41/16
代理机构
代理人
主权项
地址
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