Optical waveguides – Optical transmission cable
Reexamination Certificate
2008-07-15
2008-07-15
Healy, Brian M (Department: 2883)
Optical waveguides
Optical transmission cable
C385S102000, C385S123000, C385S127000, C385S128000, C385S141000
Reexamination Certificate
active
11090656
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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Healy Brian M
Smith IP Services P.C.
Welldynamics B.V.
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