Scandate cathode

Details Scandate cathode Scandate cathode

1991-07-30

1993-11-16

Rowan, Kurt C.

Electric lamp or space discharge component or device manufacturi

Process

Electrode making

445 51, H01J 904

Patent

active

052618455

ABSTRACT:
A cathode body for an impregnated scandate cathode is obtained by compressing and sintering a mixture of tungsten powder with approximately 0.5% by weight of scandium, whereafter the body is impregnated.

REFERENCES:
patent: 4671777 (1987-06-01), van Esdonk et al.
patent: 4735591 (1988-04-01), Branovich et al.

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