REGENERATED RARE EARTH, AND REGENERATION METHOD OF RARE EARTH

• Main Authors: HAYASHI MASAHIRO, MATSUMIYA YUSUKE, GENBA KIMINORI, YASUNO TAKUYA
• Format: Patent
• Language: English
• Published: 17.05.2012
• Subjects: BASIC ELECTRIC ELEMENTS; CASTING; CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT; ELECTRICITY; FERROUS OR NON-FERROUS ALLOYS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; INDUCTANCES; MAGNETS; MAKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; METALLURGY; PERFORMING OPERATIONS; POWDER METALLURGY; PRETREATMENT OF RAW MATERIALS; PRODUCTION AND REFINING OF METALS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TRANSFORMERS; TRANSPORTING; TREATMENT OF ALLOYS OR NON-FERROUS METALS; WORKING METALLIC POWDER

PROBLEM TO BE SOLVED: To provide a regenerated rare earth and a regeneration method of the rare earth, capable of easily and inexpensively obtaining the regenerated rare earth by a discharge plasma sintering method.SOLUTION: The regenerated rare earth is generated by sintering waste containing the rare earth in a nonoxidizing atmosphere by the discharge plasma sintering method.