B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
B23K 35/38 (2006.01)
Patent
CA 2184852
The arc welding, with a refractory electrode, using alternating current, is performed with a gaseous protective mixture employing, at the location of the weld, at least 60 %, typically between 70 and 80 % of helium and more than 1000 vpm, typically between 1100 and 1200 vpm, of carbon dioxide, the remainder being argon. Application to manual or automatic welding of aluminium components.
Diot Henri
Marchand Didier
Soula Richard
L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Proced Es Geo
Swabey Ogilvy Renault
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