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Process for extracting bitumen from tar sands

Patent ·
OSTI ID:6580174
;
Bitumen is recovered from tar sand by extraction with a solvent. The bitumen solution is washed with water containing a cationic surfactant in order to remove sand fines therefrom.
Assignee:
Phillips Petroleum Co
Patent Number(s):
US 4229281
OSTI ID:
6580174
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
AROMATICS
BITUMENS
BITUMINOUS MATERIALS
CARBONACEOUS MATERIALS
ENERGY SOURCES
EXTRACTION
FOSSIL FUELS
FUELS
HYDROCARBONS
MATERIALS
OIL SANDS
ORGANIC COMPOUNDS
OTHER ORGANIC COMPOUNDS
SEPARATION PROCESSES
SOLVENT EXTRACTION
SURFACTANTS
TAR
TOLUENE