Steam-solvent-gas process with additional horizontal production wells to enhance heavy oil / bitumen recovery
US10145226B2 · kind B2 · utility
7Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 2016 |
| Grant date | Dec 4, 2018 |
| Priority date | — |
| Expiry date | Nov 16, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B7/046
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A system and method of production of hydrocarbons, such as heavy oil or bitumen, by injection of steam, solvent and NCG is provided, which combines the benefits of SAGD, VAPEX, and the use of an additional producer, with specific timing specifications for the initiation of solvent injection prior to inter-chamber fluid communication.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.