Recovery of bitumen from tar sands sludge using additional water
Patent
·
OSTI ID:5671967
A method is disclosed for the recovery of bitumen from a sludge. The sludge is diluted with water and subjected to high-shear agitation and aeration and the sludge settled to obtain an upper bitumen-containing froth layer and a lower sludge layer of reduced bitumen content. The recovery of bitumen is increased over that obtained with aeration and mixing with mild agitation or with aeration alone or with agitation alone.
- Assignee:
- Suncor, Inc. (Canada)
- Patent Number(s):
- US 4392941
- OSTI ID:
- 5671967
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
04 OIL SHALES AND TAR SANDS
040402* -- Oil Shales & Tar Sands-- Surface Methods
AERATION
BITUMENS
BITUMINOUS MATERIALS
CARBONACEOUS MATERIALS
DILUTION
ENERGY SOURCES
FOSSIL FUELS
FUELS
HYDROGEN COMPOUNDS
MATERIALS
OIL SANDS
ORGANIC COMPOUNDS
OTHER ORGANIC COMPOUNDS
OXYGEN COMPOUNDS
PROCESSING
RECOVERY
SLUDGES
SOLID WASTES
STIRRING
TAILINGS
TAR
WASTES
WATER
040402* -- Oil Shales & Tar Sands-- Surface Methods
AERATION
BITUMENS
BITUMINOUS MATERIALS
CARBONACEOUS MATERIALS
DILUTION
ENERGY SOURCES
FOSSIL FUELS
FUELS
HYDROGEN COMPOUNDS
MATERIALS
OIL SANDS
ORGANIC COMPOUNDS
OTHER ORGANIC COMPOUNDS
OXYGEN COMPOUNDS
PROCESSING
RECOVERY
SLUDGES
SOLID WASTES
STIRRING
TAILINGS
TAR
WASTES
WATER