Nickel alloy base metal plate for directly heated oxide cathodes

Details Nickel alloy base metal plate for directly heated oxide cathodes Nickel alloy base metal plate for directly heated oxide cathodes

1978-11-16

1980-06-17

Rutledge, L. Dewayne

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75134V, 313345, 313346R, 428680, H01J 115, H01J 1906

Patent

active

042082080

ABSTRACT:
Base metal plate materials comprising nickel as a main component, rhenium and tungsten, and if desired, a small amount of at least one reducing agent can be used for producing quick operating type directly heated oxide cathodes showing no peeling of the oxide layer from the base metal and having excellent mechanical strength at high temperatures and specific electric resistance.

REFERENCES:
patent: 2720458 (1955-10-01), Kates
patent: 2833647 (1958-05-01), Hoff et al.
patent: 2858207 (1958-10-01), Warin
patent: 3674710 (1972-07-01), Richter et al.
patent: 3745403 (1973-07-01), Misumi
patent: 3902093 (1975-08-01), Weiss
patent: 3922428 (1975-11-01), Cronin
patent: 4079164 (1978-03-01), Misumi
patent: 4081713 (1978-03-01), Misumi

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