bn:00291809n
Noun Concept
Categories: Russian inventions, Welding, Underwater work, Soviet inventions
EN
hyperbaric welding  underwater welding  Wet welding  Under water welding  underwater welder
EN
Hyperbaric welding is the process of welding at elevated pressures, normally underwater. Wikipedia
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EN
Hyperbaric welding is the process of welding at elevated pressures, normally underwater. Wikipedia
IS A