Vapour recovery unit for steam assisted gravity drainage (SAGD) system

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United States of America Patent

PATENT NO 9095784
SERIAL NO

13074275

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Abstract

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A vapour recovery process for a SAGD (Steam Assisted Gravity Drainage) system for a heavy oil recovery facility, the process comprising a venturi ejector having one active inlet, one passive inlet and one outlet, the active inlet being supplied with natural gas to provide gas flow sufficient to operate the ejector, the passive inlet being connected to a mixture of vented vapours from storage tanks and low pressure equipment, and the outlet supplying fuel to a system along with the natural gas; wherein the movement of the natural gas through the ejector creates a vacuum so as to draw the vapours from the tanks and low pressure equipment into the ejector and then toward the low pressure fuel system, wherein the vented vapours are burned, instead of being released to the atmosphere.

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Patent Owner(s)

Patent OwnerAddress
PRIVATE EQUITY OAK LP1100 - 10830 JASPER AVENUE EDMONTON ALBERTA T5J 2B3

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
James, Kenneth Calgary, CA 37 292

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