Sealing members for alumina arc tubes and method of making the same
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United States of America Patent
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Jun 20, 1995
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N/A
app pub date -
Sep 16, 1992
filing date -
Sep 16, 1992
priority date (Note) -
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Abstract
Alumina arc tube sealing members including a highly pure, fine alumina doped with yttrium oxide, and magnesium oxide. The sealing members are used in the formation of sintered hermetic seals to a green, prefired, or fully sintered translucent alumina arc tube and niobium electrical feedthrough assemblies with or without the use of sealing frits or brazing alloys.
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