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经营范围
发明名称
Purifying steel
摘要
申请公布号
US4667939(A)
申请公布日期
1987.05.26
申请号
US19860844163
申请日期
1986.03.26
申请人
FOSECO INTERNATIONAL LIMITED
发明人
LUYCKX, LEON A.
分类号
C22B9/02;B22D11/10;B22D11/11;B22D11/112;B22D11/116;B22D11/117;B22D11/119;C21C7/00;C22B9/05;(IPC1-7):C21C5/48
主分类号
C22B9/02
代理机构
代理人
主权项
地址
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