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发明名称
METHOD FOR DRIVING WORKING UNDER EXITING STRUCTURE
摘要
申请公布号
SU1715994(A1)
申请公布日期
1992.02.28
申请号
SU19894660151
申请日期
1989.03.07
申请人
UK VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA
发明人
DRIBAN VIKTOR A,SU;KULIBABA SERGEJ B,SU;GOLDIN SERGEJ V,SU
分类号
E02D31/08;E02D35/00;E21C41/16
主分类号
E02D31/08
代理机构
代理人
主权项
地址
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