X-ray obscuration film and related techniques

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United States of America Patent

PATENT NO 9812228
SERIAL NO

15367642

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An X-ray obscuration (XRO) film comprising one or more metallic wire mesh layers and an adjacent layer of indium foil having portions which extend into openings of the wire mesh and in contact with metallic portions thereof. The XRO film can be capable of absorbing at least a portion of X-ray energy thereby creating an interference pattern when the XRO film is coupled with an electronic circuit and placed between an X-ray source and an X-ray detector and subjected to radiographic inspection. The interference pattern can create sufficient visual static to effectively obscure circuit lines in the electronic circuit when subjected to radiographic inspection techniques. The XRO film can be substantially thinner than existing solutions for preventing X-ray inspection with an exemplary embodiment being no more than 5 mils thick. The metallic XRO film can also provide electromagnetic shielding and/or heat dissipation for electronic circuits.

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Patent Owner(s)

  • LOCKHEED MARTIN CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gonya, Stephen Endicott, US 13 79
Iannon, Jesse Binghamton, US 5 31

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