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发明名称
METHOD OF DUMP FORMATION
摘要
申请公布号
SU1089263(A1)
申请公布日期
1984.04.30
申请号
SU19823530742
申请日期
1982.12.23
申请人
INST GEOTEKHNICHESKOJ MEKHANIKI AN USSR
发明人
SHAPAR ARKADIJ G,SU;SHPORTKO VALENTIN P,SU;PARSHKIN EDUARD M,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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