DEUTERIUM TREATMENT METHOD FOR OPTICAL FIBRES
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United States of America Patent
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Issued Date -
Oct 7, 2010
app pub date -
Mar 22, 2010
filing date -
Mar 20, 2009
priority date (Note) -
Abandoned
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Abstract
A treatment method for an optical fibre including the steps of exposing the fibre to an atmosphere containing deuterium at a given temperature, concentration and pressure, measuring the attenuation in the fibre as a function of time at least one wavelength, during the exposure of the fibre to an atmosphere containing deuterium, identifying an attenuation maximum after an exposure duration, and stopping the exposure of the fibre to the atmosphere containing deuterium when said duration has elapsed.
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