BLANK LOCAL HEATING DEVICE

The purpose of the present invention is to provide an unequal-heating device for unequal-heating different parts of a blank at different temperatures. To achieve the purpose, the unequal-heating device for partially heating a blank at different temperatures comprises an upper heating furnace and a l...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SEONG DONG JIN, AHN TAE MIN, GU YOON SIK
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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