Plasma arc forming process and device

Details Plasma arc forming process and device Plasma arc forming process and device

1985-12-05

1987-03-17

Paschall, M. H.

Electric heating

Metal heating

By arc

219121PP, 219121PR, 219121PC, B23K 900

Patent

active

046509569

ABSTRACT:
For forming the plasma arc there is used nitrogen protoxide in the liquid state which is conducted through a valve (12) to an expansion orifice (33) which produces a cooling effect on the electrode (5,6). Applications in particular in plasma arc torch cutting.

REFERENCES:
patent: 3854032 (1974-12-01), Cooper
patent: 4195216 (1980-03-01), Beauchamp et al.
patent: 4577461 (1986-03-01), Cann

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