Bitumen recovery from oil sands tailings
US9371491B2 · kind B2 · utility
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4References
29Claims
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Assignee
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Key dates
| Filing date | Sep 25, 2014 |
| Grant date | Jun 21, 2016 |
| Priority date | — |
| Expiry date | Mar 11, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G1/045
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
There is provided a method including: combining storage pond tailings with a heated tailings stream to form a tailings mixture, the storage pond tailings having a temperature and a solids content and the tailings mixture having a resulting solids content less than the solids content of the storage pond tailings; and treating the tailings mixture to recover bitumen therefrom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.