Coiled tubing deployed ESP
US8950476B2 · kind B2 · utility
19Cited by
22References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 4, 2011 |
| Grant date | Feb 10, 2015 |
| Priority date | — |
| Expiry date | Jan 15, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B47/06
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
According to the present invention, there is provided a well pumping system comprising a length of coiled tubing extending to the surface of the well, a first electric pump, a first electric motor, and a sealing means that seals against the side of the well. The sealing means include a first fluid path through which coiled tubing is in fluid communication with the well beneath the sealing means, and a second fluid path through which first electric pump is in fluid communication with the well beneath the sealing means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.