Apparatus for ion-nitriding

Details Apparatus for ion-nitriding Apparatus for ion-nitriding

1976-12-08

1978-08-22

Hunt, Brooks H.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

118 491, 204298, B01K 100

Patent

active

041091574

ABSTRACT:
This invention relates to an apparatus for continuous glow discharge nitriding treatment whereby a workpiece is treated while it is being transferred in a vacuum chamber. It comprises a heating means to heat the workpiece up to the suitable temperature at which glow discharge nitriding is going on steadily, a heat-retaining means to keep the heated workpiece at said temperature and a discharge means to carry out discharge nitriding by glow discharge.

REFERENCES:
patent: 3086882 (1963-04-01), Smith, Jr. et al.
patent: 3658680 (1972-04-01), Combe et al.
patent: 3838028 (1974-09-01), Needham et al.
patent: 3916523 (1975-11-01), Lane et al.
patent: 3968018 (1976-07-01), Lane et al.
patent: 3981791 (1976-09-01), Rosvold
patent: 4031851 (1977-06-01), Camahort

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