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发明名称
VERFAHREN ZUR FLOTATION VON QUARZSANDEN
摘要
申请公布号
DD148305(B1)
申请公布日期
1987.01.07
申请号
DD19790218109
申请日期
1979.12.27
申请人
AKADEMIE DER WISSENSCHAFTEN DER DDR,DD
发明人
SCHULZ,GUENTER,DD;ROSENBAUM,ALEXANDER,DD;KRENEK,HANS,DD;PEINE,HARTMUT,DD
分类号
B03D1/00;(IPC1-7):B03D1/00
主分类号
B03D1/00
代理机构
代理人
主权项
地址
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