Demulsification of bitumen emulsions

Details Demulsification of bitumen emulsions Demulsification of bitumen emulsions

C - Chemistry, Metallurgy

10

G

196/22, 134/54

C10G 33/04 (2006.01)

Patent

CA 1225003

DEMULSIFICATION OF BITUMEN EMULSIONS ABSTRACT OF THE DISCLOSURE A process for recovering bitumen from oil-in-water (O/W) emulsions is disclosed wherein water soluble demulsi- fiexs are used. These demulsifiers are salts of polymers and/or co-polymers of specific cationic monomers. To resolve the bituminous petroleum emulsions, the process is carried out between 25 and 160°C wherein the demulsifier of the in- vention is contacted with the bituminous emulsion. -I-

435465

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