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发明名称
METHOD OF DESCENDING AND PLACING PIPE HANGER ONTO WELL UNDERWATER MOUTH
摘要
申请公布号
SU1434076(A1)
申请公布日期
1988.10.30
申请号
SU19874225597
申请日期
1987.01.29
申请人
GNI PI PO OSVOENIYU MESTOROZHDENIJ NEFTI GAZA "GIPROMORNEFTEGAZ"
发明人
KROL VLADIMIR S,SU;KERIMOV ISRAFIL M,SU;KURBANOV AFAR O,SU;ABASOV SALEKH M,SU;SELIMKHANOV ORKHAN K,SU
分类号
E21B33/035
主分类号
E21B33/035
代理机构
代理人
主权项
地址
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