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发明名称
METHOD OF AVERAGING LOOSE MATERIAL
摘要
申请公布号
SU1606662(A1)
申请公布日期
1990.11.15
申请号
SU19884601033
申请日期
1988.11.02
申请人
VGNI PI ASBESTOVOJ PROMY;URALSKIJ ASBESTOVYJ GORNO-OBOGATITELNYJ KOMBINAT IM.50-LETIYA SSSR
发明人
DYABIN NIKOLAJ V,SU;TOPORKOV VIKTOR I,SU;ERSHOVA GALINA P,SU;REMENNIK YAKOV L,SU
分类号
E21C41/00;(IPC1-7):E21C41/00
主分类号
E21C41/00
代理机构
代理人
主权项
地址
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