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发明名称
DOWNHOLE PUMPING UNIT
摘要
申请公布号
SU1603062(A1)
申请公布日期
1990.10.30
申请号
SU19884626034
申请日期
1988.12.26
申请人
LE OTDEL V PROEKTNO-IZYSKATELSKOGO NII "GIDROPROEKT" IM.S.YA.ZHUKA
发明人
LEJTGOLTS ANATOLIJ E,SU;NIKITIN VIKTOR V,SU
分类号
F04D13/10;F04D29/04;F04D29/041;F04D29/70
主分类号
F04D13/10
代理机构
代理人
主权项
地址
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