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发明名称
REFINING LEAD
摘要
申请公布号
US3607232(A)
申请公布日期
1971.09.21
申请号
USD3607232
申请日期
1969.06.09
申请人
AMERICAN SMELTING AND REFINING CO.
发明人
YURII E. LEBEDEFF;WILLIAM C. KLEIN
分类号
C22B13/06;(IPC1-7):C22B13/06
主分类号
C22B13/06
代理机构
代理人
主权项
地址
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