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发明名称
METHOD OF CONTROLLING STAGEWISE ORE ENRICHING PROCESS
摘要
申请公布号
SU643194(A1)
申请公布日期
1979.01.25
申请号
SU19762424371
申请日期
1976.11.29
申请人
VGNI PI ASBESTOVOJ PROMYSHLENNOSTI
发明人
ERSHOVA GALINA P,SU;KRAMSKAYA NATALYA S,SU;MARKELOV VLADIMIR M,SU
分类号
B03B13/00;(IPC1-7):B03B13/00
主分类号
B03B13/00
代理机构
代理人
主权项
地址
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