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PCE
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CPC Subgroup
B23K 20/14

Preventing or minimising gas access, or using protective gases or vacuum during welding (formed by material interposed between workpieces B23K20/18)

Full Title

Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating > Preventing or minimising gas access, or using protective gases or vacuum during welding (formed by material interposed between workpieces B23K20/18)