Electric discharge tube
First Claim
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1. AN ELECTRIC DESCHARGE, TUBE COMPRISING A CATHODE ACTIVATED WITH ALKALINE EARTH METAL OXIDES, AND AN ELECTRODE HAVING A THIN SURFACE LAYER OF NON-OXIDIZED THORIUM TO SUPPRESS THERMAL ELECTRON EMISSION THEREFROM.
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1 Claim
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1. AN ELECTRIC DESCHARGE, TUBE COMPRISING A CATHODE ACTIVATED WITH ALKALINE EARTH METAL OXIDES, AND AN ELECTRODE HAVING A THIN SURFACE LAYER OF NON-OXIDIZED THORIUM TO SUPPRESS THERMAL ELECTRON EMISSION THEREFROM.
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Current AssigneeRobert Loosjes
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Original AssigneeRobert Loosjes
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InventorsROBERT LOOSJES
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Application NumberUS03/188,519Time in Patent Office1,412 DaysField of SearchUS Class Current313/107CPC Class CodesH01J 19/30 characterised by the materialH01J 2893/002 chemical
