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发明名称
DEVICE FOR DETERMINATION OF DEFLECTOR ANGLE IN THE BOREHOLE
摘要
申请公布号
SU1700218(A1)
申请公布日期
1991.12.23
申请号
SU19894659775
申请日期
1989.03.09
申请人
PANKIV IGOR,SU;GRESHCHISHIN VLADIMIR,SU;DEJNEKA IVAN V,SU;GAEVOJ MIROSLAV S,SU
发明人
PANKIV IGOR I,SU;GRESHCHISHIN VLADIMIR I,SU;DEJNEKA IVAN V,SU;GAEVOJ MIROSLAV S,SU
分类号
E21B47/02
主分类号
E21B47/02
代理机构
代理人
主权项
地址
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