Electric seam welding device in the production equipment of hot-

Details Electric seam welding device in the production equipment of hot- Electric seam welding device in the production equipment of hot-

1980-09-09

1982-02-02

Reynolds, Bruce A.

Electric heating

Metal heating

Of cylinders

219 95, 228147, 228 177, H05B 614

Patent

active

043141250

ABSTRACT:
This invention relates to the means of continuously seam-welding the areas to be joined together of steel strips formed like tubes in the production of hot-dip metal-coated steel tubes from steel strips in a continuous supply. This seam welding device is capable of manufacturing electric seam-welded tubes with high efficiency and operational safety.

REFERENCES:
patent: 3270176 (1966-08-01), O'Neill et al.
patent: 3379853 (1968-04-01), Domizi
patent: 3406271 (1968-10-01), Cachat et al.
patent: 3584176 (1971-06-01), Cannon et al.
patent: 3619535 (1971-11-01), Sullivan
patent: 3648005 (1972-03-01), Rudd
patent: 3689725 (1972-09-01), Hammer et al.
patent: 3763342 (1973-10-01), Oppenheimer
patent: 3927816 (1975-12-01), Nakamura

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