Thickness gauging using ultraviolet light absorption

United States of America Patent

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Feb 10, 1998
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N/A
app pub date
Oct 16, 1996
filing date
Oct 16, 1996

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Expired

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Abstract

A method and apparatus for determining the thickness of an organic coating on a metal surface are disclosed. The surface of the metal is illuminated with ultraviolet light and the intensity of the reflected ultraviolet light is measured to determine the coating thickness.

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Patent Owner(s)

Patent Owner	Address
REYNOLDS METALS COMPANY	6601 W BROAD STREET RICHMOND VA 23261

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Inventor Name	Address	# of filed Patents	Total Citations
McCoy, Bill N	Chesterfield, VA	1	38
Sweet, Jeffrey W	Chesterfield, VA	1	38

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Thickness gauging using ultraviolet light absorption

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08731543

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PATENT NO	5717216
SERIAL NO	08731543
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08731543

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