Electric heating – Metal heating – By arc
Patent
1983-09-26
1986-11-25
Paschall, M. H.
Electric heating
Metal heating
By arc
219121PQ, 219121PN, 219 75, 31323131, B23K 900
Patent
active
046250948
ABSTRACT:
This invention relates to plasma torches in which, the gas entering the electrode holder is divided into a plasmagenic gas flow and into a cooling gas flow by two series of openings drilled in one and the same metal element forming the electrode holder.
REFERENCES:
patent: 2960594 (1960-11-01), Thorpe
patent: 3217133 (1965-11-01), Mattmuller
patent: 3562486 (1971-02-01), Hatch
patent: 3832513 (1974-08-01), Klasson
patent: 4024373 (1977-05-01), Bykhovsky et al.
patent: 4463245 (1984-07-01), McNeil
Marhic Gerard
Remy Francis
Schaff Didier
L'Air Liquide Societe Anonyme pour l'Etude et, l'Exploitation de
Paschall M. H.
Robinson, Jr. Lee C.
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