Method and apparatus for vaporizing materials by plasma arc disc

Details Method and apparatus for vaporizing materials by plasma arc disc Method and apparatus for vaporizing materials by plasma arc disc

1992-08-25

1993-08-24

Nguyen, Nam

Chemistry: electrical and wave energy

Processes and products

Vacuum arc discharge coating

20429841, 427580, 427596, 118723, C23C 1422

Patent

active

052385469

ABSTRACT:
In order to ignite a vaporizing arc on a target which includes at least at its surface a material of a high melting point to be vaporized, and to stabilize and guide same, an electron beam gun or a laser is forseen for generating of a local vapor cloud or a premelted spot on the surface of the target in order to therewith ignite and guide the arc spot.

REFERENCES:
patent: 3793179 (1974-02-01), Sablev et al.
patent: 4197175 (1980-04-01), Moll et al.
patent: 4448802 (1984-05-01), Buhl et al.
patent: 4620913 (1986-11-01), Bergman
patent: 4740386 (1988-04-01), Cheung
patent: 4919968 (1990-04-01), Buhl et al.
patent: 4987007 (1991-01-01), Wagal et al.

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