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发明名称
PROCEDEU DE PRELUCRARE A CONCENTRATELOR SI MATERIALELOR OXIDICE PULVERULENTE CU CONTINUT DE ZN SI PB
摘要
申请公布号
RO77869(A2)
申请公布日期
1981.12.25
申请号
RO19790098454
申请日期
1979.08.15
申请人
MARTIN,GHEORGHE O.,RO
发明人
MARTIN,GHEORGHE O.,RO
分类号
C22B7/02;(IPC1-7):22B7/02
主分类号
C22B7/02
代理机构
代理人
主权项
地址
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