Methods of improving heavy oil production
US7527096B2 · kind B2 · utility
26Cited by
39References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 3, 2005 |
| Grant date | May 5, 2009 |
| Priority date | — |
| Expiry date | Dec 23, 2025 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/2408
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The invention provides an improved method for producing heavy oil or bitumen in a reservoir. The invention involves directing the formation of a solvent fluid chamber through the combination of directed solvent fluid injection and production at combinations of horizontal and/or vertical injection wells so as to increase the recovery of heavy oil or bitumen in a reservoir.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.