Underwater welding

Details Underwater welding Underwater welding

1975-06-10

1977-08-02

Reynolds, Bruce A.

Electric heating

Metal heating

Nonatmospheric environment at hot spot

219121P, 219137R, B23K 900

Patent

active

040397980

ABSTRACT:
A process for arc welding in an underwater environment wherein a welding chamber is positioned adjacent a workpiece and an arc welding torch is positioned therein. A gas under pressure is introduced into the chamber to displace the water and a gas is supplied to the torch at a pressure greater than the pressure of the gas in the chamber.

REFERENCES:
patent: 3521022 (1970-07-01), Sato
patent: 3581042 (1971-05-01), Pilia
patent: 3632950 (1972-01-01), Berghof
patent: 3876852 (1975-04-01), Topham
patent: 3898418 (1975-08-01), Hansui

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