Solvent process for bitumen separation from oil sands froth

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United States of America Patent

PATENT NO 5876592
SERIAL NO

08443767

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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 is obtained.

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Patent Owner(s)

Patent OwnerAddress
MURPHY OIL COMPANY LTD2100 555 - 4TH AVENUE S W CALGARY T2P 3Y3
PETRO-CANADA INCP O BOX 2844 CALGARY ALBERTA T2P 3E3
CANADIAN OCCIDENTAL PETROLEUM LTD1500 635 - 8 AVENUE SOUTH WEST CALGARY ALBERTA T2P 3Z1
PANCANADIAN PETROLEUM LIMITEDP O BOX 2850 CALGARY ALBERTA T2P 2S5
HER MAJESTY THE QUEEN IN RIGHT OF THE PROVINCE OF ALBERTA AS REPRESENTED BY THE MINISTER OF ENERGY AND NATURAL RESOURCES1131 9945-108 STREET EDMONTON ALBERTA T5K 2G6
ESSO RESOURCES CANADA LIMITEDESSO PLAZA 237 FOURTH AVENUE SOUTH WEST CALGARY ALBERTA T2P 0H6
HBOG-OIL SANDS LIMITED PARTNERSHIPC/O DOME PETROLEUM LTD BOX 200 CALGARY ALBERTA T2P 2H8
GULF CANADA RESOURCES LIMITED130 ADELAIDE STREET WEST TORONTO ONTARIO M5H 3R6
MOCAL ENERGY LIMITEDC/O MACLEOD DIXON CANTERRA TOWER 3700 400 - 3 AVENUE S W CALGARY ALBERTA T2P 4H2
ALBERTA ENERGY CO LTD2400 639 5TH AVENUE SOUTH WEST CALGARY ALBERTA T2P 0M9

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Long, Yi-Cheng Edmonton, CA 2 146
Tipman, Robert N Sherwood Park, CA 3 230

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