The metal halide lamp that includes source of available oxygen

The metal halide lamp that includes source of available oxygen

  • CN 101,889,324 A
  • Filed: 11/14/2008
  • Published: 11/17/2010
  • Est. Priority Date: 12/06/2007
  • Status: Active Application
First Claim
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1. lamp, described lamp comprises:

  • Discharge vessel;

    Stretch into the tungsten electrode of discharge vessel;

    Be sealed in the ionizable fill in the container, described filler comprises;

    Buffer gas,Optional free mercury andHalide component, described halide component comprise the halide that is selected from lanthanum, the halide of praseodymium, the halide of neodymium, the halide of samarium, the halide of cerium and the rare earth metal halide of combination thereof;

    WithEffective oxygen source in discharge vessel, rare earth metal halide exists with a certain amount of, makes to make tungsten class material keep the gas phase poor solubility between at least a portion of discharging vessel wall and at least one electrode at lamp duration of work and effective oxygen source combination.

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