Hydrocarbon production from mines and tunnels used in treating subsurface hydrocarbon containing formations
US8562078B2 · kind B2 · utility
30Cited by
1,019References
19Claims
0Family size
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Key dates
| Filing date | Nov 25, 2009 |
| Grant date | Oct 22, 2013 |
| Priority date | — |
| Expiry date | Nov 7, 2030 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/119
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A system for treating a subsurface hydrocarbon containing formation includes one or more substantially horizontal or inclined tunnels extending from one or more shafts. A production system is located in at least one of the tunnels. The production system is configured to produce fluids from the formation that collect in the tunnel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.