Non-condensable gas coinjection with fishbone lateral wells
US10287864B2 · kind B2 · utility
0Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 1, 2015 |
| Grant date | May 14, 2019 |
| Priority date | — |
| Expiry date | Oct 20, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/305
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Producing hydrocarbons by steam assisted gravity drainage, more particularly utilizing conventional horizontal wellpair configuration of SAGD in conjunction of infill production wells the production wells comprising two or more fishbone lateral wells to inject steam initially and then switch to NCG-steam coinjection after establishing thermal communication between the thermal chamber and infill well.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.