Shroud having separate upper and lower portions for submersible pump assembly and gas separator
US8955598B2 · kind B2 · utility
18Cited by
14References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2012 |
| Grant date | Feb 17, 2015 |
| Priority date | — |
| Expiry date | Jul 4, 2033 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/38
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A downhole well pumping assembly has a shroud with an upper section and a lower section sealed from one another. A submersible pump and a gas separator are housed within the upper section of the shroud. The gas separator has a liquid outlet in fluid communication with an intake of the pump, and a gas outlet in fluid communication with the gas outlet in the shroud. A motor is housed within the lower section of the shroud, the motor being coupled to the gas separator for rotating the gas separator and the pump. A well fluid lower inlet is in the shroud below the motor and a well fluid lower outlet is in the shroud above the motor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.