%0 conference lecture %@ %A Mecklenburg, J.,Cui, H.,dos Santos, J. F.,Szelagowski, P.,Schafstall, H.-G. %D 1991 %J Annual Meeting, Committee XII: Flux and gas shielded electrical welding processes %N %P %T Modular GTAW and GMAW orbital welding system for mechanized underwater welding %U %X