Solvent process for bitumen seperation from oil sands froth

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United States of America Patent

PATENT NO 6214213
SERIAL NO

08940966

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Abstract

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A paraffinic solvent is mixed with bitumen froth containing water and solids. Sufficient solvent is added to induce inversion when the mixture is subjected to gravity or centrifugal forces. The emulsion reports to the water phase and a dry bitumen product virtually free of inorganic solids, is obtained.

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Patent Owner(s)

Patent OwnerAddress
IMPERIAL OIL RESOURCESP O BOX 2480 STATION M 237-4TH AVENUE S W CALGARY ALBERTA T2P 3M9
MURPHY OIL COMPANY LTD2100 555-4TH AVENUE S W CALGARY ALBERTA T2P 3E7
MOCAL ENERGY LIMITEDC/O JAPAN CANADA OIL CO LTD 2-6 TORANOMON 1-CHOME MINATO-KU TOKYO 105
PETRO-CANADA INCCALGARY ALBERTA T2P 2H8
CANADIAN OCCIDENTAL PETROLEUM LTD1500 635-8 AVE SOUTHWEST CALGARY ALBERTA T2P3Z
GULF CANADA RESOURCES LIMITEDCALGARY ALBERTA T2P 2H7
ATHABASCA OIL SANDS INVESTMENTS INC1600 GULF CANADA SQUARE 401-9TH AVENUE S W CALGARY ALBERTA T2P 3C5
AEC OIL SANDS LIMITED PARTNERSHIP3900 421-7TH AVENUE SOUTH WEST CALGARY ALBERTA T2P 4K9
CANADIAN OIL SANDS INVESTMENTS INC150-9TH AVENUE S W P O BOX 2850 CALGARY ALBERTA T2P 3H9

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Long, Yi-Cheng Edmonton, CA 2 146
Shelfantook, William Edward Edmonton, CA 1 80
Tipman, Robert Sherwood Park, CA 1 80

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