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发明名称
GAS ANCHOR
摘要
申请公布号
RU1810512(C)
申请公布日期
1993.04.23
申请号
SU19914944867
申请日期
1991.06.13
申请人
PROIZVODSTVENNOE OB"EDINENIE "SAKHALINMORNEFTEGAZ"
发明人
BELSKIJ GERAIM A
分类号
E21B43/38
主分类号
E21B43/38
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