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发明名称
TREATMENT OF MOLTEN METALS AND ALLOYS
摘要
申请公布号
CA578837(A)
申请公布日期
1959.06.30
申请号
CAD578837
申请日期
申请人
THE BRITISH OXYGEN CANADA LIMITED
发明人
JAMES A. CHARLES
分类号
主分类号
代理机构
代理人
主权项
地址
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