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发明名称
COMPOSITION FOR ANTISEEPAGE CONSOLIDATION OF WATER-BEARING SOILS IN DRIVING OF MINE WORKINGS
摘要
申请公布号
SU1543086(A1)
申请公布日期
1990.02.15
申请号
SU19874338527
申请日期
1987.12.03
申请人
SPETSIALIZIROVANNYJ PROEKTNO-IZYSKATELSKIJ EX-K I "GIDROSPETSPROEKT"
发明人
RYZHEVSKIJ MIKHAIL E,SU;DENISENKO VALERIJ D,SU;CHUPRINA LIDIYA N,SU;KHAZANOV SERGEJ YU,SU
分类号
E21D21/00
主分类号
E21D21/00
代理机构
代理人
主权项
地址
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