Working device for extruding miniature thin-wall multi-hole flat pipes by using multiple-step tower-shaped fishtail type core rod

Bibliographische Detailangaben

Hauptverfasser:	LU FULI, SONG JISHUN, ZHANG JIAN, WANG HUALONG
Format:	Patent
Sprache:	eng
Schlagworte:	AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING
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