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发明名称
COMPENSATOR FOR HYDROSTATIC PRESSURE OF DEEP-WELL INSTRUMENT
摘要
申请公布号
SU1240878(A1)
申请公布日期
1986.06.30
申请号
SU19853839826
申请日期
1985.01.07
申请人
VNI PK I GEOFIZICHESKIKH ISSLEDOVANIJ GEOLOGORAZVEDOCHNYKH SKVAZHIN
发明人
KLAUZER VIKTOR D,SU
分类号
E21B47/00
主分类号
E21B47/00
代理机构
代理人
主权项
地址
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