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发明名称
DEVICE FOR ORIENTATION OF WHIPSTOCK
摘要
申请公布号
SU621864(A1)
申请公布日期
1978.08.30
申请号
SU19742011947
申请日期
1974.04.04
申请人
PECHORSKIJ GNI PI NEFTYANOJ PROMYSHLENNOSTI
发明人
BUSLAEV VIKTOR FEDOROVICH,SU;KESAONOV ALEKSANDR BORISOVICH,SU;GADZHIEV NABI SAIDOV,SU;RYBAKOV YURIJ FEDOROVICH,SU
分类号
E21B47/022;E21B23/00;(IPC1-7):E21B47/02
主分类号
E21B47/022
代理机构
代理人
主权项
地址
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