Invention Grant
US08967450B2 Method for reduced cycle times in multi-pass welding while providing an inert atmosphere to the welding zone 有权
在多次焊接中减少循环时间的方法,同时向焊接区提供惰性气氛

Method for reduced cycle times in multi-pass welding while providing an inert atmosphere to the welding zone
Abstract:
This disclosure describes a method and apparatus for controlling the temperature of a welding zone for welding together pipe sections. The temperature is controlled by a flow of inert gas through the pipes. The inert gas flow is cooled and acts as a heat sink to remove heat from the weld zone thereby controlling the weld zone temperature.
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