Electric heating – Metal heating – Nonatmospheric environment at hot spot
Reexamination Certificate
2007-05-24
2009-02-03
Hoang, Tu B (Department: 3742)
Electric heating
Metal heating
Nonatmospheric environment at hot spot
C219S13700R
Reexamination Certificate
active
07485826
ABSTRACT:
The invention relates to a wire-guide
ozzle assembly (11, 13) for an electric arc welding torch, comprising at least one nozzle (11) for delivering gas and at least one wire-guide system (13) for guiding at least one consumable wire, characterized in that the downstream end (20) of the wire-guide system (13) runs into the nozzle (11). The peripheral wall of the nozzle (11) has at least one cut-out (10) through which the wire-guide system (13) passes. The wire-guide system (13) is fastened to the nozzle (11). The TIG welding torch comprises a wire-guide
ozzle assembly (11, 13).
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Borne Andre
Fortain Jean-Marie
Hoang Tu B
L'Air Liquide-Societe Anonyme A Directoire Conseil de Surveillan
La Soudure Autogene Francaise
Maye Ayub
Young & Thompson
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