Apparatus for the treating of metal surfaces

Details Apparatus for the treating of metal surfaces Apparatus for the treating of metal surfaces

1994-03-18

1996-03-05

Nguyen, Nam

Chemistry: electrical and wave energy

Apparatus

Vacuum arc discharge coating

118723VE, 20419238, C23C 1422

Patent

active

054964598

ABSTRACT:
An apparatus for the surface treatment of a metal workpiece which involves-the generation between a major exposed portion of an anode and successive restricted areas of a first surface of the workpiece serving as a cathode, a vacuum arc discharge having an arc current which is not substantially less than 50 amp. and having a positive voltage-current gradient.

REFERENCES:
patent: 4492845 (1985-01-01), Kljuchko et al.
patent: 4505948 (1985-03-01), Pinkhasov
patent: 4536640 (1985-08-01), Vukanovic
patent: 4620913 (1986-11-01), Bergman
patent: 5026466 (1991-06-01), Wesemeyer et al.
patent: 5037522 (1991-08-01), Vergason
patent: 5269898 (1993-12-01), Welty
patent: 5277714 (1994-01-01), Tamagaki

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