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发明名称
(B2) ;METHOD OF ENRICHING SILICATE-TYPE ZINC ORES
摘要
申请公布号
PL216953(A2)
申请公布日期
1980.06.02
申请号
PL19790216953
申请日期
1979.07.06
申请人
POLITECHNIKA WROCLAWSKA
发明人
HUDYMA IZABELA
分类号
B03D;B03D1/02;(IPC1-7):B03D/
主分类号
B03D
代理机构
代理人
主权项
地址
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