Method for carrying out surface processes

Details Method for carrying out surface processes Method for carrying out surface processes

1993-03-01

1995-02-28

Pianalto, Bernard

Coating processes

Direct application of electrical, magnetic, wave, or...

Pretreatment of substrate or post-treatment of coated substrate

427237, 427238, 427239, 4272481, 427294, 427444, 427556, 427557, C23C 1600

Patent

active

053935756

ABSTRACT:
A method 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.

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