发明名称 |
Electrical submersible pump stage construction |
摘要 |
A pump stage is disclosed for use with an electrical submersible pump. The stage includes an impeller and diffuser, each having a hub, blades and an outside ring. In such pump stage, the stage flow area is constructed from separate segments manufactured from wear resistant material. Furthermore, each separate segment is retained by the hub using an external compression fit ring. |
申请公布号 |
US8066476(B2) |
申请公布日期 |
2011.11.29 |
申请号 |
US20070831070 |
申请日期 |
2007.07.31 |
申请人 |
ORBAN JACQUES;GOTLIB MIKHAIL;ESLINGER DAVID;SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
ORBAN JACQUES;GOTLIB MIKHAIL;ESLINGER DAVID |
分类号 |
F01D1/02;F04D29/02;F04D29/60;F04D29/62 |
主分类号 |
F01D1/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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