Electric heating – Metal heating – By arc
Patent
1974-06-03
1978-08-15
Truhe, J. V.
Electric heating
Metal heating
By arc
219137R, 315111, B23K 900
Patent
active
041075072
ABSTRACT:
An arc welding process and apparatus utilising an electrode and a counter-electrode between which a column of plasma forms. A first unidirectional current source is located between the electrode and the counter-electrode, and a second unidirectional current source is located between the counter-electrode and the member to be welded. These two sources simultaneously pass the two unidirectional currents.
REFERENCES:
patent: 2806124 (1957-09-01), Gage
patent: 3153133 (1964-10-01), Ducati
patent: 3246115 (1966-04-01), Johnson
patent: 3248513 (1966-04-01), Sunnen
patent: 3311735 (1967-03-01), Winzeler et al.
patent: 3344256 (1967-09-01), Anderson
patent: 3375392 (1968-03-01), Brzozowski et al.
patent: 3536885 (1970-10-01), Mitchell
Cuny Francis
Payraudeau Daniel
Schultz Jean-Pierre
Tritz Jean-Marie
L'Air Liquide Societe Anonyme pour L'Etude et L'Exploitation des
Robinson, Jr. Lee C.
Shaw Clifford C.
Truhe J. V.
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