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发明名称
METHOD FOR WELL DRILLING AND ASSEMBLY FOR ITS REALIZATION
摘要
申请公布号
RU2024723(C1)
申请公布日期
1994.12.15
申请号
SU19914950034
申请日期
1991.06.28
申请人
VSESOYUZNYJ NAUCHNO-ISSLEDOVATELSKIJ INSTITUT BUROVOJ TEKHNIKI
发明人
OSPANOV ZHANKUL K;LIBERMAN VLADIMIR I;SIMONYANTS SERGEJ L;VASILENKO ALEKSANDR A
分类号
E21B7/00;E21B21/00;E21B33/13;E21B33/138;(IPC1-7):E21B7/00
主分类号
E21B7/00
代理机构
代理人
主权项
地址
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