Methods for extracting oil from tar sand

United States of America Patent

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Nov 17, 2009
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Aug 7, 2008
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Feb 5, 2007
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Feb 5, 2007

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Abstract

Hydrocarbon containing formations can be processed using an in-situ liquefaction technique. This new technique embodies systematic temperature elevation applied to subsurface formation allowing recoverable hydrocarbons to reach a Newtonian fluid viscosity suitable for extraction.

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SUPERIOR GRAPHITE CO	10 SOUTH RIVERSIDE SUITE 1470 CHICAGO IL 60606

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E21B:EARTH OR ROCK DRILLING

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Inventor Name	Address	# of filed Patents	Total Citations
Barsukov, Igor V	Glenview , US	8	117
Carney, Peter R	Lake Forest , US	1	49
Radford, Jeff	Hopkinsville , US	1	49
Wawzros, Frank	Mchenry , US	1	24

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Methods for extracting oil from tar sand

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United States of America Patent

11671135

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PATENT NO	7617869
APP PUB NO	20080185145A1
SERIAL NO	11671135
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
November 17, 2009	US,7617869,B2 US7617869B2	GRANTED PATENT AS SECOND PUBLICATION
August 07, 2008	US,20080185145,A1 US20080185145A1	FIRST PUBLISHED PATENT APPLICATION

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11671135

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