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发明名称
UN MÉTODO DE BENEFICIAR MINERALES DE METAL ALCALINO.
摘要
申请公布号
ES205510(A1)
申请公布日期
1952.12.01
申请号
ES19100002055
申请日期
1952.09.23
申请人
INTERNATIONAL MINERALS & CHEMICAL CORPORATION
发明人
分类号
(IPC1-7):C22
主分类号
(IPC1-7):C22
代理机构
代理人
主权项
地址
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