发明名称 |
METHOD FOR INSOLUBILIZATION OF HEAVY METAL IN COAL ASH, AND METHOD FOR MANUFACTURING CONSTRUCTION MATERIAL IN WHICH HEAVY METAL IS INSOLUBILIZED |
摘要 |
PROBLEM TO BE SOLVED: To provide a method for insolubilization of a heavy metal which can sufficiently suppress elution of a heavy metal in coal ash and can satisfy wide environment standard, and a method for manufacturing a construction material with use of such a coal ash.SOLUTION: A method for insolubilization of a heavy metal in coal ash characterized in that a ferrous sulfate and a blast furnace cement B kind are added to coal ash, water of a quantity suitable for slurrying is further added to the coal ash and mixing thereof is performed.SELECTED DRAWING: None |
申请公布号 |
JP2016047519(A) |
申请公布日期 |
2016.04.07 |
申请号 |
JP20150111167 |
申请日期 |
2015.06.01 |
申请人 |
TAIHEIYO CEMENT CORP |
发明人 |
KATAOKA MAKOTO;ICHIMURA TAKAHISA;TANAKA NOBUHISA |
分类号 |
B09B3/00;C04B7/19;C04B18/10;C04B22/14;C04B28/08 |
主分类号 |
B09B3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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