MEASUREMENT OF HYDRAULIC CONDUCTIVITY USING A RADIOACTIVE OR ACTIVATABLE TRACER

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United States of America Patent

APP PUB NO 20090230295A1
SERIAL NO

12295256

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method of determining the distance, from a reference point, of a tracer emitting radiation comprising a first component emitted at a first known energy level and a second component emitted at a second known energy level, the intensity of a penetrating portion of the first component that penetrates a substance between the tracer and the reference point and the intensity of a penetrating portion of the second component of the radiation that penetrates the substance being a function of the rate of gamma radiation emission of the tracer as well as of the distance of the tracer from the reference point, the method comprising: a) measuring the intensity of the first penetrating portion and the intensity of the second penetrating portion; b) determining the ratio of the intensity of the first penetrating portion to the intensity of the second penetrating portion; and c) determining the distance of the tracer from the reference point.

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Patent Owner(s)

Patent OwnerAddress
AUSTRALIAN NUCLEAR SCIENCE & TECHNOLOGY ORGANISATIONNEW ILLAWARRA ROAD LUCAS HEIGHTS NEW SOUTH WALES 2234

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Airey, Peter Lewis New South Wales , AU 1 17
Stepanyants, Yury A New South Wales , AU 1 17
Waring, Christopher Leslie New South Wales , AU 3 31

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