Method and apparatus for providing a hydrogen diffusion barrier for fiber optic cables used in hostile environments
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United States of America Patent
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Jul 15, 2008
Grant Date -
Sep 28, 2006
app pub date -
Mar 25, 2005
filing date -
Mar 25, 2005
priority date (Note) -
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Abstract
A fiber optic conduit for use in a hostile environment includes an axial tube. The axial tube comprises a corrosion resistant material and is operable to receive one or more optical fibers. The fiber optic conduit further includes a hydrogen barrier shell that is disposed in contact with the axial tube. The hydrogen barrier shell comprises a material that is capable of reducing hydrogen permeation through the fiber optic conduit and has a thickness of at least approximately one-thousandth of an inch.
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