Method and apparatus for wellbore fluid treatment
US7431091B2 · kind B2 · utility
74Cited by
14References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 2006 |
| Grant date | Oct 7, 2008 |
| Priority date | — |
| Expiry date | Apr 14, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/25
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A tubing string assembly for fluid treatment of a wellbore includes substantially pressure holding closures spaced along the tubing string, which each close at least one port through the tubing string wall. The closures are openable by a sleeve drivable through the tubing string inner bore.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.