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发明名称
METHOD OF RECTORING FLUID-TIGHTNESS OF CASING COLUMN
摘要
申请公布号
SU827750(A1)
申请公布日期
1981.05.07
申请号
SU19792783534
申请日期
1979.06.25
申请人
TATARSKIJ GNI PI NEFTYANOJ PROMYSHLENNOSTI
发明人
ZAJNULLIN ALBERT G,SU;ABDRAKHMANOV GABDRASHIT S,SU;IBATULLIN RUSTAM KH,SU;SHAYAKHMETOV SHAMIL K,SU
分类号
E21B29/00;(IPC1-7):E21B29/00
主分类号
E21B29/00
代理机构
代理人
主权项
地址
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