Electric heating – Metal heating – By arc
Patent
1977-03-08
1978-07-25
Goldberg, E. A.
Electric heating
Metal heating
By arc
219 60A, B23K 912
Patent
active
041031407
ABSTRACT:
An apparatus for serially driving a tapered plug in a tube and forming a peripheral seal weld at the juncture between the plug and the tube.
REFERENCES:
patent: 3777110 (1973-12-01), Yohn
patent: 3927295 (1975-12-01), Schuster
Baehr, Jr. F. J.
Goldberg E. A.
Westinghouse Electric Corp.
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