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发明名称
VERFAHREN ZUR HERSTELLUNG HOCHREINER UND FEINKOERNIGER TONERDE AUS ALUMINIUMALKANDAT
摘要
申请公布号
DD159170(A1)
申请公布日期
1983.02.23
申请号
DD19810230303
申请日期
1981.05.26
申请人
POESCHMANN,ULRICH,DD;BARTHEL,JOACHIM,DD
发明人
POESCHMANN,ULRICH,DD;BARTHEL,JOACHIM,DD
分类号
C01F7/00;(IPC1-7):C01F7/30
主分类号
C01F7/00
代理机构
代理人
主权项
地址
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