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发明名称
ARRANGEMENT FOR SETTING A BRIDGE IN BOREHOLE
摘要
申请公布号
SU1395804(A1)
申请公布日期
1988.05.15
申请号
SU19864066694
申请日期
1986.04.07
申请人
VNII BUROVOJ TEKHNIKI
发明人
TSYBIN ANATOLIJ A,SU;NIKITIN SERGEJ M,SU;SAVINOV ALEKSANDR V,SU;MATVEEV YURIJ M,SU
分类号
E21B33/12
主分类号
E21B33/12
代理机构
代理人
主权项
地址
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