Coating processes – Electrical product produced – Electron emissive or suppressive
Patent
1981-04-15
1984-07-10
Smith, John D.
Coating processes
Electrical product produced
Electron emissive or suppressive
427122, 4271264, 427124, 427259, 427282, 427226, H01J 904, H01J 146
Patent
active
044593236
ABSTRACT:
A complementary grid made from a volatile material is formed on the surface of the cathode, which is then covered with the material of the grid (parts 5 and 6). After the volatilization of the complementary grid there leaves an integrated grid (part 6) on this surface.
REFERENCES:
patent: 3694260 (1970-05-01), Beggs
patent: 4302702 (1981-11-01), Montgaillard
Grauleau Didier
Shroff Arvind
"Thomson-CSF"
Plottel Roland
Smith John D.
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