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发明名称
Method and apparatus for shielding a stream of liquid metal
摘要
申请公布号
US4723997(A)
申请公布日期
1988.02.09
申请号
US19870040195
申请日期
1987.04.20
申请人
L'AIR LIQUIDE
发明人
LUTGEN, NOEL F.
分类号
B22D11/10;B22D11/106;B22D37/00;B22D41/42;B22D41/58;(IPC1-7):C23B9/00
主分类号
B22D11/10
代理机构
代理人
主权项
地址
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