Dual packer for a horizontal well
US8371390B2 · kind B2 · utility
2Cited by
18References
16Claims
0Family size
Assignees
Inventor
Key dates
| Filing date | Oct 13, 2011 |
| Grant date | Feb 12, 2013 |
| Priority date | — |
| Expiry date | Oct 13, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/122
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A dual packer for at least partially defining a production zone in a wellbore, the dual packer including a packer body having an up-hole side and a down-hole side. A first through bore and a second through bore each extend through the packer body from the up-hole side to the down-hole side. A first piping extends from the down-hole side of the first through bore and includes a perforated sub adjacent the down-hole side of the packer body. A second piping extends from the down-hole side of the second through bore and is communicably connected to the first piping down-hole of the first perforated sub.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.