COLLECTION MATERIAL AND COLLECTION METHOD OF RADIOACTIVE CESIUM AND STRONTIUM

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PROBLEM TO BE SOLVED : To provide a collection material capable of highly efficiently collecting and condensing radioactive cesium and strontium under reformed gas and burnt gas in a reforming furnace and a burning furnace for gasifying forest biomass contaminated by radioactive substances. SOLUTION : The collection material holds a composite metal oxide consisting of titanium, zirconium, tantalum, molybdenum, tungsten, nickel, cobalt, iron and rare earth metals, such as lanthanum, yttrium, neodymium and cerium and these metal salts on a silica, an alumina and a carbon carrier and collects radioactive cesium and strontium, and the collection method collects cesium and strontium using the collection material. COPYRIGHT : (C)2014, JPO&INPIT