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2. Hyperbaric welding - Wikipedia

   en.wikipedia.org/wiki/Hyperbaric_welding

   Dry hyperbaric welding involves the weld being performed at raised pressure in a chamber filled with a gas mixture sealed around the structure being welded.. Most arc welding processes such as shielded metal arc welding (SMAW), flux-cored arc welding (FCAW), gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), plasma arc welding (PAW) could be operated at hyperbaric pressures, but ...

3. United States military divers - Wikipedia

   en.wikipedia.org/wiki/United_States_military_divers

   Army Engineer Divers of Corps of Engineers – Trained in underwater construction, salvage, demolitions, hydrographic survey, hyperbaric chamber operation, beach and river reconnaissance, bridge reconnaissance, underwater cutting and welding, side scan sonar operations, [clarification needed] mine and countermine operations, search and recovery ...

4. Underwater cutting and welding - Wikipedia

   en.wikipedia.org/wiki/Underwater_cutting_and_welding

   Oxygen arc cutting and arc welding underwater requires greater skill and stamina than working in a dry and stable environment. The underwater environment imposes several limitations and restrictions on both the equipment and the operator, and the restriction of short bottom times at greater depths for surface-oriented divers makes efficient working important to getting the job done in a ...

5. Navy diver (United States Navy) - Wikipedia

   en.wikipedia.org/wiki/Navy_diver_(United_States...

   The Tektite program was funded by NASA and was the first scientists-in-the-sea program sponsored by the US government. [31] The Tektite project was a product of the Cold War . It caused the US Navy to realize the need for a permanent Underwater Construction capability that led to the formation the Seabee Underwater Construction Teams .

6. Army engineer diver - Wikipedia

   en.wikipedia.org/wiki/Army_engineer_diver

   Army's 7th Engineer Dive Detachment. Army engineer divers are members of national armies.Army engineer divers are trained in underwater construction, salvage, demolitions, hydrographic survey, hyperbaric chamber operation, beach and river recon, bridge recon, underwater cutting and welding, side scan sonar operations, mine and countermine operations, and search and recovery operations.

7. UN debates deep sea mining as countries and companies now ...

   www.aol.com/news/un-debates-deep-sea-mining...

   A U.N. agency tasked with regulating the deep sea is debating whether to open the Earth’s watery depths to countries and companies that as of Monday were allowed to start applying for ...