METHOD FOR REFINING MAGNETIC DOMAIN OF GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND DEVICE THEREFOR

A method and a device for refining a magnetic domain of a grain-oriented electrical steel sheet are provided. According to the present invention, a method for refining a magnetic domain of a grain-oriented electrical steel sheet stably performs permanent magnetic domain refinement treatment when the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHUN MYUNG-SIK, KWON OH-YEOUL, HONG SEONGOL, PARK HYUNUL, LIM CHOONG SOO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS MACHINE TOOLS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS METAL-WORKING NOT OTHERWISE PROVIDED FOR METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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