Method for processing weathered oil sand ore
AssigneeSYNCRUDE CANADA LTD. in trust for the owners of the Syncrude Project, as such owners exist now and
InventorsJUN LONG, SHANE HOSKINS, YONG (JOE) GU, YIN MING SAMSON NG
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Abstract
A process for extracting bitumen from weathered oil sand ore is provided, comprising mixing the weathered oil sand ore with heated water and sodium triphosphate to form a weathered oil sand slurry; adding sodium triphosphate to either the weathered oil sand ore, the heated water, or to the weathered oil sand slurry; conditioning the weathered oil sand slurry at a temperature of at least 50° C. to form a conditioned weathered oil sand slurry; and subjecting the conditioned weathered oil sand slurry to gravity separation at a temperature of at least 50° C. to form a bitumen froth product.
Claims14
A process for extracting bitumen from weathered oil sand ore, comprising:
- mixing the weathered oil sand ore with heated water to form a weathered oil sand slurry;
- adding greater than 0.1 wt % per tonne dry oil sand ore of sodium triphosphate to either the weathered oil sand ore, the heated water, or to the weathered oil sand slurry;
- conditioning the weathered oil sand slurry at a temperature of at least 50° C. to form a conditioned weathered oil sand slurry;
- and
- subjecting the conditioned weathered oil sand slurry to gravity separation at a temperature of at least 50° C. to form a bitumen froth product.
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Dependencies are inferred from the claim text.