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经营范围
发明名称
APPARATUS FOR MELTED METAL REFINING
摘要
申请公布号
CS230580(B2)
申请公布日期
1984.08.13
申请号
CS19810000522
申请日期
1981.04.21
申请人
UNION CARBIDE CORP,US;UNION CARBIDE CORP
发明人
RINHALDI,FERNANDO,IT;RINHALDI FERNANDO
分类号
B23K37/00;(IPC1-7):B23K37/00
主分类号
B23K37/00
代理机构
代理人
主权项
地址
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