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发明名称
ARRANGEMENT FOR TESTING FORMATION FLUIDS WHILE DRILLING
摘要
申请公布号
SU1518505(A1)
申请公布日期
1989.10.30
申请号
SU19600653860
申请日期
1960.02.09
申请人
BLAZHKOV VASILIJ,SU
发明人
BLAZHKOV VASILIJ I,SU
分类号
E21B49/08
主分类号
E21B49/08
代理机构
代理人
主权项
地址
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