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经营范围
发明名称
TREATMENT OF MOLTEN STEEL
摘要
申请公布号
JPH05123829(A)
申请公布日期
1993.05.21
申请号
JP19910288929
申请日期
1991.11.05
申请人
NKK CORP
发明人
NAKADA MASAYUKI;MORI KENTARO
分类号
B22D1/00;B22D7/00;B22D27/04;B22D27/20;B22D41/01;B22D41/02
主分类号
B22D1/00
代理机构
代理人
主权项
地址
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