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发明名称
METHOD OF CONTROLLING THE MOTION OF DRILL STRING IN HOLE
摘要
申请公布号
SU1278440(A1)
申请公布日期
1986.12.23
申请号
SU19853899501
申请日期
1985.03.29
申请人
UK NII PRIRODNYKH GAZOV
发明人
KOTELNIKOV VLADIMIR S,SU;PANCHENKO GENNADIJ G,SU
分类号
E21B21/08
主分类号
E21B21/08
代理机构
代理人
主权项
地址
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