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发明名称
НАСОСНАЯ УСТАНОВКА
摘要
Насосная установка, содержащая центробежный насос с кожухом, соединяющим эжекторную систему с сепаратором газа и твердых частиц, отличающаяся тем, что полость кожуха со стороны входа в насос сообщена с затрубным пространством скважины.
申请公布号
RU2011123722(A)
申请公布日期
2012.12.20
申请号
RU20110123722
申请日期
2011.06.14
申请人
Логинова Ольга Иосифовна
发明人
Логинова Ольга Иосифовна
分类号
E21B43/00
主分类号
E21B43/00
代理机构
代理人
主权项
地址
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