US PATENT SUBCLASS 164 / 495
.~.~.~.~ By arc discharge

Current as of: June, 1999
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164 /   HD   METAL FOUNDING

1  DF  PROCESS {6}
47  DF  .~ Shaping liquid metal against a forming surface {26}
48  DF  .~.~ Direct application of electrical or wave energy to work {3}
492  DF  .~.~.~ To electrically heat work material {3}
495.~.~.~.~ By arc discharge {2}
496  DF  .~.~.~.~.~> Composite article forming
497  DF  .~.~.~.~.~> With application of slag or flux

DEFINITION

Classification: 164/495

By arc discharge:

(under subclass 492) Process directed to raising the temperature of the work material by use of an electric arc discharge between an electrode and the work material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

508, for continuous casting apparatus utilizing an electrical arc electrode means for applying energy to work.

514, for casting apparatus utilizing an electric arc electrode heating means.

SEE OR SEARCH CLASS

219, Electric Heating, for metal heating utilizing arc devices.

373, Electric Furnaces, 42, for arc furnaces structure, per se.