FABRICATION METHOD OF NITROGEN DISCHARGE LAMP
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United States of America Patent
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Issued Date -
Feb 7, 2008
app pub date -
Jul 12, 2007
filing date -
Aug 1, 2006
priority date (Note) -
Abandoned
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Abstract
A method of fabricating a nitrogen discharge lamp includes: a first evacuation step for evacuating the gas in a glass tube, a first gas introduction step for introducing nitrogen gas into the glass tube that has undergone the first evacuation step, a preliminary discharge step for producing electric discharge in the glass tube that has undergone the first gas introduction step, a second evacuation step for evacuating the gas inside the glass tube that has undergone the preliminary discharge step, and a second gas introduction step for introducing at least nitrogen gas and a noble gas into the glass tube that has undergone the second gas introduction step.
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