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发明名称
DEEP-WELL SAMPLER
摘要
申请公布号
SU1320405(A1)
申请公布日期
1987.06.30
申请号
SU19864030043
申请日期
1986.02.28
申请人
ZAPADNO-SIBIRSKIJ NI PK I TEKHNOLOGII GLUBOKOGO RAZVEDOCHNOGO BURENIYA
发明人
KARNAUKHOV MIKHAIL L,SU;SOLDATOV EVGENIJ P,SU;NOSYREV ALEKSANDR M,SU
分类号
E21B49/08
主分类号
E21B49/08
代理机构
代理人
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地址
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