Combined sonic/pulsed neutron cased hole logging tool

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9006645
APP PUB NO 20140103202A1
SERIAL NO

14109615

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A through casing formation evaluation tool string 1000, 2000, 3000 including a conveyance string 100, a sonic array tool 200, a pulsed neutron tool 400 and one or more downhole memory modules 160, 540, 550. A method of through casing formation evaluation and casing and cementing integrity evaluation includes lowering a tool string into a cased wellbore; concurrently collecting data with the sonic array tool and pulsed neutron tool and transmitting at least a portion of the collected data via a conveyance string to a CPU located at the surface of the earth; storing a portion of the collected data in a memory module disposed in the tool string; removing the tool string from the wellbore; processing the collected data in the CPU to obtain selected rock property data about the one or more of the geologic formations and/or cement integrity.

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Patent Owner(s)

  • HALLIBURTON ENERGY SERVICES, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dorffer, Daniel Francois Houston, US 4 16
Kwong, Kwokshan Houston, US 5 15

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