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发明名称
APPARATUS FOR RELEASING PIPES AND TOOL SEIZED IN WELL
摘要
申请公布号
SU1280109(A1)
申请公布日期
1986.12.30
申请号
SU19853955128
申请日期
1985.09.23
申请人
AZERB NI PK I NEFTYANOGO MASHINOSTROENIYA
发明人
GASANOV ASIF P,SU;MAMEDOV ALLADIN A,SU;GASANOV RAMIZ A,SU
分类号
E21B31/107
主分类号
E21B31/107
代理机构
代理人
主权项
地址
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