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发明名称
DEVICE FOR RUNNING AND CEMENTING THE LINERS
摘要
申请公布号
SU1752934(A1)
申请公布日期
1992.08.07
申请号
SU19904838271
申请日期
1990.06.11
申请人
TURKMENSKOE PROIZV OB PO GEOLOGO-RAZVEDOCHNYM RABOTAM "TURKMENGEOLOGIYA"
发明人
BARSUK EVGENIJ L,SU
分类号
E21B33/14
主分类号
E21B33/14
代理机构
代理人
主权项
地址
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