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发明名称
METHOD OF DETERMINING DIRECTION OF ACTION OF MAXIMUM STRAIN IN ROCK BODY
摘要
申请公布号
SU1028844(A1)
申请公布日期
1983.07.15
申请号
SU19813366270
申请日期
1981.12.16
申请人
INST GORNOGO DELA SO AN SSSR
发明人
EFREMOV ALEKSANDR V,SU;RYABCHENKO EVGENIJ P,SU;KURLENYA MIKHAIL V,SU;OPARIN VIKTOR N,SU;LABETSKAYA IRINA A,SU
分类号
E21C39/00;(IPC1-7):E21C39/00
主分类号
E21C39/00
代理机构
代理人
主权项
地址
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