Dual packer for a horizontal well
US7748443B2 · kind B2 · utility
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15References
15Claims
0Family size
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Key dates
| Filing date | May 8, 2008 |
| Grant date | Jul 6, 2010 |
| Priority date | — |
| Expiry date | May 25, 2028 |
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.