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发明名称
DEVICE FOR AVERAGING QUALITY OF SOLID BULK MATERIAL
摘要
申请公布号
SU1731948(A1)
申请公布日期
1992.05.07
申请号
SU19904842571
申请日期
1990.05.07
申请人
INST GORNOGO DELA AN KAZAKHSK
发明人
KALEKIN RUVIM S,SU;TOLEGENOV BALKYBAJ M,SU
分类号
E21C41/00;B07B1/00
主分类号
E21C41/00
代理机构
代理人
主权项
地址
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