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发明名称
ARRANGEMENT FOR LIFTING LIQUID FROM WELL
摘要
申请公布号
SU1458562(A1)
申请公布日期
1989.02.15
申请号
SU19864129039
申请日期
1986.10.04
申请人
VOLGOGRADSKIJ GNI PI NEFTYANOJ PROMYSHLENNOSTI
发明人
NANIKOV BENIAMIN A,SU;KULIKOV SERGEJ A,SU
分类号
E21B43/00;E21B43/25
主分类号
E21B43/00
代理机构
代理人
主权项
地址
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