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发明名称
INTRODUCING GAS INTO MOLTEN METAL IN A VESSEL, E.G. LADLE
摘要
申请公布号
GB2219954(A)
申请公布日期
1989.12.28
申请号
GB19890011397
申请日期
1989.05.18
申请人
MICHEAL DONALD * LABATE
发明人
MICHEAL DONALD * LABATE
分类号
B22D1/00
主分类号
B22D1/00
代理机构
代理人
主权项
地址
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