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发明名称
METHOD FOR CASTING CLEAN STEEL INGOT
摘要
申请公布号
JPH03204141(A)
申请公布日期
1991.09.05
申请号
JP19890343368
申请日期
1989.12.29
申请人
DAIDO STEEL CO LTD
发明人
SAKAGUCHI KAZUYA;KAWAMURA TOSHIYUKI
分类号
B22D7/00;B22D27/18
主分类号
B22D7/00
代理机构
代理人
主权项
地址
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