Gas shield for welding

Details Gas shield for welding Gas shield for welding

1990-10-10

1992-01-14

Shaw, Clifford C.

Electric heating

Metal heating

Nonatmospheric environment at hot spot

21913761, B23K 9173

Patent

active

050813340

ABSTRACT:
Disclosed is an improvement in a process of arc welding a work piece involving feeding a consumable electrode through a current-carrying sleeve to the arc to form a weld pool on the work piece. The improvement involves passing a stream of shielding gas inside the sleeve toward the weld pool.

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"Survey of Joining and Cutting Processes", American Welding Society Welders Handbook 8th Ed., vol. 1; Welding Technology, pp. 12-13.
"Plasma Arc Welding", pp. 214-215, 218; Gas Tungsten Arc Welding, pp. 180, 183, 188, 195-196, 210-211.
"Flux Cored Arc Welding", pp. 96-99, Metals Handbook 9th Ed., vol. 6; Welding, Braising and Soldering.
Kirk-Othmer Encyclopedia of Chemical Technology, vol. 24, pp. 502-507.

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