Method and computer program product for estimating true intrinsic relaxation time and internal gradient from multigradient NMR logging

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United States of America Patent

PATENT NO 7502692
APP PUB NO 20070244648A1
SERIAL NO

11567828

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Abstract

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for a multi-frequency nuclear magnetic resonance imaging tool for well logging includes providing at least two frequencies in a plurality of echo trains, evaluating the signal decay in each echo train, quantifying the signal decay and correlating the signal decay to the internal gradient.

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Patent Owner(s)

Patent OwnerAddress
BAKER HUGHES INCORPORATED2929 ALLEN PARKWAY SUITE 2100 HOUSTON TX 77019-2118

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Songhua Katy, US 122 1153

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