C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
C22C 7/00 (2006.01) B22F 1/00 (2006.01) H01J 7/10 (2006.01) H01J 7/14 (2006.01) H01J 9/395 (2006.01) H01J 61/24 (2006.01)
Patent
CA 2152241
A mercury-dispensing combination is disclosed consisting of a mercury-dispensing intermetallic compound A with Hg, including mercury and a second metal selected among titanium, zirconium and mixtures thereof; a promoting alloy or intermetallic compound B including copper, silicium and possibly a third metal selected among the transition elements. There is also disclosed a mercury-dispensing device containing said combination of materials A and B, possibly with a getter material C selected among Ti, Zr, Ta, Nb, V and mixtures thereof, or alloys of these metals with Ni, Fe or Al, preferably in the form of powders compressed as a tablet, or contained in a ring-shaped metallic support, or rolled on the surfaces of a metallic strip. There is also disclosed a process for introducing mercury, into the electron tubes where it is required, by making use of the above-mentioned mercury-dispensing devices.
Boffito Claudio
Schiabel Antonio
Gowling Lafleur Henderson Llp
Saes Getters S.p.a.
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