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经营范围
发明名称
THE RECOVERY OF METAL VALUABLES
摘要
申请公布号
ZM988(A1)
申请公布日期
1988.12.30
申请号
ZM19880000009
申请日期
1988.02.01
申请人
MONTAN CHEMICALS (PROPRIETARY) LIMITED
发明人
分类号
C22B4/00;(IPC1-7):C22B4/00
主分类号
C22B4/00
代理机构
代理人
主权项
地址
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