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发明名称
DEVICE FOR AUTOMATIC CONTROL OF SUBSURFACE HYDRAULIC ROD PUMP
摘要
申请公布号
SU1657579(A1)
申请公布日期
1991.06.23
申请号
SU19884478171
申请日期
1988.08.31
申请人
MO I NEFTI GAZA IM.I.M.GUBKINA
发明人
KLYUCHNIKOV ANDREJ I,SU;BRAGO EVGENIJ N,SU;DARISHCHEV VIKTOR I,SU
分类号
F04B47/04;E21B43/00
主分类号
F04B47/04
代理机构
代理人
主权项
地址
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