NOBLE METAL RECOVERY METHOD AND RECOVERY DEVICE FROM FUEL CELL

PROBLEM TO BE SOLVED: To recover noble metal validly and effectively in a process recovering the noble metal without generating subsidiary hazardous materials from an electrode material containing the noble metal without disassembling of a fuel cell.SOLUTION: A noble metal recovery method from a fue...

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Bibliographische Detailangaben
Hauptverfasser:	OKAMURA MASAHITO, YAGYU MOTOSHIGE, KANEMURA SHOHEI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	BASIC ELECTRIC ELEMENTS CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS 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 METALLURGY PRETREATMENT OF RAW MATERIALS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY PRODUCTION AND REFINING OF METALS TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To recover noble metal validly and effectively in a process recovering the noble metal without generating subsidiary hazardous materials from an electrode material containing the noble metal without disassembling of a fuel cell.SOLUTION: A noble metal recovery method from a fuel cell 1 using a solution containing halide and dissolving the noble metal by applying electric potential to a fuel cell material, is executed by decompressing inside of the fuel cell and a system connected to the fuel cell involved with the noble metal recovery.SELECTED DRAWING: Figure 1 【課題】燃料電池の分解を伴わずに貴金属を含む電極材料から貴金属を回収する過程において、副次的な有害物質を発生させることなく、貴金属を有効かつ効率的に回収する。【解決手段】ハロゲン化物を含む溶解液を用い、燃料電池材料に電位を与える事で貴金属の溶解を行う燃料電池１からの貴金属回収方法であって、貴金属回収に係わる燃料電池内部および燃料電池に接続した系統を減圧して貴金属回収を行うことを特徴とする。【選択図】図１