TREA

Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps

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Industry

  • CPC
  • H01J7/00
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

Current Industry

H01J7/00Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps

Sub Industries

H01J7/02Selection of substances for gas fillings Specified operating pressure or temperature H01J7/04having one or more carbon compounds as the principal constituent H01J7/06having helium, argon, neon, krypton, or xenon as the principal constituent H01J7/08having a metallic vapour as the principal constituent H01J7/10mercury vapour H01J7/12vapour of an alkali metal H01J7/14Means for obtaining or maintaining the desired pressure within the vessel H01J7/16Means for permitting pumping during operation of the tube or lamp H01J7/18Means for absorbing or adsorbing gas H01J7/183Composition or manufacture of getters H01J7/186Getter supports H01J7/20Means for producing, introducing, or replenishing gas or vapour during operation of the tube or lamp H01J7/22Tubulations therefor H01J7/24Cooling arrangements Heating arrangements Means for circulating gas or vapour within the discharge space H01J7/26by flow of fluid through passages associated with tube or lamp H01J7/28by latent heat or evaporation of cooling liquid H01J7/30Igniting arrangements H01J7/32having resistive or capacitative igniter H01J7/34having resistive igniter only H01J7/36Igniting by movement of a solid electrode H01J7/38Igniting by movement of vessel as a whole H01J7/40Igniting by associated radioactive materials or fillings H01J7/42Means structurally associated with the tube or lamp for indicating defects or previous use H01J7/44One or more circuit elements structurally associated with the tube or lamp H01J7/46Structurally associated resonator having distributed inductance and capacitance
Industries