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发明名称
METHOD OF LIQUIDATION PLUGGING OF SURVEY WELLS
摘要
申请公布号
SU1328528(A1)
申请公布日期
1987.08.07
申请号
SU19864014417
申请日期
1986.01.29
申请人
VNII GORNOJ GEOMEKHANIKI MARK
发明人
GVIRTSMAN BORIS YA,SU;BOSHENYATOV EVGENIJ V,SU
分类号
E21D1/00
主分类号
E21D1/00
代理机构
代理人
主权项
地址
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