A METHOD OF PREPARING FINE-GRAINED TRANSITORY ORES,PRODUCTS OR WASTE MATERIALS OF THEIR PROCESSING IN ORDER TO RECOVER GRAVITATIONALLY HARD FLOATABLE USEFUL MINERALS,申请号PL19750184218-传众专利搜索

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发明名称	A METHOD OF PREPARING FINE-GRAINED TRANSITORY ORES,PRODUCTS OR WASTE MATERIALS OF THEIR PROCESSING IN ORDER TO RECOVER GRAVITATIONALLY HARD FLOATABLE USEFUL MINERALS
摘要
申请公布号	PL102324(B1)	申请公布日期	1979.03.31
申请号	PL19750184218	申请日期	1975.10.22
申请人		发明人
分类号	B03B7/00;(IPC1-7):B03B7/00	主分类号	B03B7/00
代理机构		代理人
主权项
地址

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