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发明名称
METHOD OF PREPARING CRYOLITE
摘要
申请公布号
SU689948(A1)
申请公布日期
1979.10.05
申请号
SU19762350198
申请日期
1976.04.21
申请人
YUZHNO-URALSKIJ KRIOLITOVYJ ZAVOD
发明人
KOZLOV YURIJ A,SU;CHEBOTAREV ALEKSANDR E,SU
分类号
C01F7/54;(IPC1-7):C01F7/54
主分类号
C01F7/54
代理机构
代理人
主权项
地址
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