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发明名称
ARRANGEMENT FOR BREAKING ROCK BY SEPARATION FROM MASS
摘要
申请公布号
SU1328512(A1)
申请公布日期
1987.08.07
申请号
SU19853997366
申请日期
1985.12.26
申请人
INST GORNOGO DELA SO AN SSSR
发明人
AVERYANOV SERAFIM F,SU;DYAKOV BORIS V,SU;LEBEDEV ANATOLIJ V,SU;ZAJDENVARG VALERIJ E,SU
分类号
E21C37/02
主分类号
E21C37/02
代理机构
代理人
主权项
地址
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