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发明名称
APPARATUS FOR RECORDING OSCILLATIONS OF DRILLING TOOL IN BOREHOLE
摘要
申请公布号
SU734399(A1)
申请公布日期
1980.05.15
申请号
SU19721856080
申请日期
1972.12.13
申请人
OTDEL EX ISSLEDOVANIJ TS GEOLOGORAZVEDOCHNOGO I TSVETNYKH BLAGORODNYKH METALLOV
发明人
ROMANOV VYACHESLAV P,SU;BELYAEV VALERIJ V,SU;SUMANEEV NIKOLAJ N,SU
分类号
E21B45/00;(IPC1-7):E21B45/00
主分类号
E21B45/00
代理机构
代理人
主权项
地址
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