%0 conference paper,conference lecture %@ %A dos Santos, J. F.,Szelagowski, P.,Schafstall, H.-G.,Schultheiss, G. F. %D 1990 %J International Conference on Advances in Pipeline Engineering and Technology; Part IV %N %P 281-300 %T Developments in hyperbaric welding technology for pipeline repairs beyond 600msw %U %X