Method for oil recovery from an oil field
US7673685B2 · kind B2 · utility
69Cited by
3References
6Claims
0Family size
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Key dates
| Filing date | Dec 13, 2002 |
| Grant date | Mar 9, 2010 |
| Priority date | — |
| Expiry date | Sep 1, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B2203/84
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for increasing oil recovery from an oil reservoir in which method surplus gas streams from a plant for synthesis of higher hydrocarbons from natural gas is injected into the reservoir, is described. The surplus streams from the plant is the tailgas from the synthesis and optionally nitrogen from an air separation unit which delivers oxygen or oxygen enriched air to the plant for synthesis of higher hydrocarbons.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.