FORMING DEVICE
A forming device 10 includes a nozzle 44 which is disposed at an end portion 14a of a metal pipe material 14 and supplies a first high-pressure gas G1 to an inside 14c of the metal pipe material 14 via an opening 14b of the end portion 14a. The nozzle 44 includes a surrounding portion 94 that surrou...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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