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3848152
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Information
Patent Grant
3848152
References
Source
Patent Number
3,848,152
Date Filed
Not available
Date Issued
Tuesday, November 12, 1974
49 years ago
CPC
C03C3/06 - with more than 90% silica by weight
H01J5/04 - Vessels or containers characterised by the material thereof
H01J61/302 - characterised by the material of the vessel
C03C2201/30 - containing metals
C03C2201/31 - containing germanium
C03C2201/40 - containing transition metals other than rare earth metals
US Classifications
313 - Electric lamp and discharge devices
501 - Compositions: ceramic
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