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发明名称
METHOD OF DUMP FORMATION
摘要
申请公布号
SU1024590(A1)
申请公布日期
1983.06.23
申请号
SU19813266976
申请日期
1981.03.31
申请人
INST GEOTEKHNICHESKOJ MEKHANIKI AN USSR
发明人
SHAPAR ARKADIJ G,SU;SHPORTKO VALENTIN P,SU;KOPACH PAVEL I,SU
分类号
(IPC1-7):E21C41/02
主分类号
(IPC1-7):E21C41/02
代理机构
代理人
主权项
地址
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