Heavy oil emulsion stabilizers containing saccharide based...

Details Heavy oil emulsion stabilizers containing saccharide based... Heavy oil emulsion stabilizers containing saccharide based...

2011-01-11

2011-01-11

Metzmaier, Daniel S (Department: 1762)

Colloid systems and wetting agents; subcombinations thereof; pro

Continuous liquid or supercritical phase: colloid systems;...

Primarily organic continuous liquid phase

C516S028000, C516S038000, C044S301000, C044S307000

Reexamination Certificate

active

07868048

ABSTRACT:
Heavy oil emulsions, comprising decant oils and No. 6, No. 5 and No. 4 oils, and water are stabilized by adding certain saccharide-based esters. Preferably, the saccharide-based esters are naturally-occurring saccharide esters such as gallotannins, saponin, red gum, and the like.

REFERENCES:
patent: 1440356 (1922-12-01), Morrell
patent: 2077406 (1937-04-01), Gaertner
patent: 6187063 (2001-02-01), Gunnerman
patent: 0386 550 (1990-09-01), None
patent: 58-208388 (1983-12-01), None
patent: 63-17960 (1988-01-01), None
JPO on EAST, Patent Abstracts of Japan, Japan patent Office, JP358208388A (Dec. 1983), abstract.
Derwent Abstract on EAST, week 198403, London: Derwent Publications Ltd., AN 1984-015013, JP 58-208388 A, (Fujimura et al.), abstract.
Derwent Abstract on EAST, week 199739, London: Derwent Publications Ltd., AN 1988-066487, JP 63017960 A, (Kao Corp), abstract.

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