Mercury dispensing device

Details Mercury dispensing device Mercury dispensing device

1997-08-26

1998-11-03

Ramsey, Kenneth J.

Electric lamp or space discharge component or device manufacturi

Process

Generating gas or vapor within an envelope, or coating by...

H01J 6128

Patent

active

058300260

ABSTRACT:
A mercury-dispensing device is disclosed that includes a mercury dispenser having the formula Ti.sub.x Zr.sub.y Hg.sub.z in which x and y are between 0 and 13, inclusive, the quantity x+y is between 3 and 13, inclusive, and z is 1 or 2; and a promoter that comprises copper, silicon and possibly a third metal selected among the transition elements. A getter material selected among titanium, zirconium, tantalum, niobium, vanadium and mixtures thereof, and alloys of these metals with nickel, iron or aluminum can be included in the device. The mercury dispenser, promoter and optional getter material are provided preferably in the form of powders compressed as a pellet, or contained in a ring-shaped metallic support or rolled on the surfaces of a metallic strip. Also disclosed is a process for introducing mercury into electron tubes by making use of the above-mentioned mercury-dispensing devices.

REFERENCES:
patent: 3657589 (1972-04-01), Porta et al.
patent: 3722976 (1973-03-01), Porta et al.
patent: 4464133 (1984-08-01), Buhrer
patent: 4902579 (1990-02-01), Grasselli et al.
patent: 5520560 (1996-05-01), Shiabel et al.

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