Device for the production of a protective gas mantle in plasma s

Details Device for the production of a protective gas mantle in plasma s Device for the production of a protective gas mantle in plasma s

1992-01-02

1992-10-13

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Including supplemental gas shaping or shielding jet

Noncircular supplemental orifice

239290, B05B 128

Patent

active

051543540

ABSTRACT:
A protective gas nozzle (6) and a gas feed channel (10) for the protective gas is arranged concentric around a spray jet nozzle (5). The protective gas nozzle (6) has a core hollow space (26) with a curved closing surface (9) at the rear end (8) of the nozzle (6). With this, the protective gas nozzle (6) with the gas feed channel (10) and the wall (13) lying opposite forms a nozzle channel (14) which at first extends radial and then about parallel between the gas feed channel (10) and the core hollow space (26).

REFERENCES:
patent: 3470347 (1969-09-01), Jackson
patent: 3526362 (1970-09-01), Jackson
patent: 4097872 (1978-06-01), Giordano et al.
patent: 4634611 (1987-01-01), Browning
patent: 4836447 (1989-06-01), Browning
patent: 4869936 (1989-09-01), Moskowitz et al.

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