METHOD AND APPARATUS FOR PREPARING ANHYDROUS ALKALI METAL SULFIDE

PROBLEM TO BE SOLVED: To provide a method for preparing an anhydrous alkali metal sulfide which forms a particulate product and no dust and performs better heat exchange or matter exchange compared to that in conventional methods. SOLUTION: In the preparation method for the anhydrous alkali metal su...

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Bibliographische Detailangaben
Hauptverfasser:	GOELZ ANDREAS, ALT CHRISTIAN HANS, ALIG ALFRED
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY COMPOUNDS THEREOF INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OFSOLID INORGANIC COMPOUNDS INORGANIC CHEMISTRY METALLURGY NON-METALLIC ELEMENTS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a method for preparing an anhydrous alkali metal sulfide which forms a particulate product and no dust and performs better heat exchange or matter exchange compared to that in conventional methods. SOLUTION: In the preparation method for the anhydrous alkali metal sulfide, a hydrated alkali metal sulfide is dried through fluidized bed spray granulation. COPYRIGHT: (C)2004,JPO&NCIPI