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发明名称
APPARATUS FOR SUSPENDING CASING STRING UNITS
摘要
申请公布号
SU976033(A1)
申请公布日期
1982.11.23
申请号
SU19772489307
申请日期
1977.05.30
申请人
MAMEDOV DZHALAL A,SU;IBRAGIMOV DZHUMSHUD G,SU;MAMEDOV IBRAGIM M,SU
发明人
MAMEDOV DZHALAL A,SU;IBRAGIMOV DZHUMSHUD G,SU;MAMEDOV IBRAGIM M,SU
分类号
E21B33/14;(IPC1-7):E21B33/14
主分类号
E21B33/14
代理机构
代理人
主权项
地址
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