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Title:
ダイオキシン類の再合成抑制方法及びダイオキシン類再合成抑制剤としての酸性白土又は活性白土の使用
Document Type and Number:
Japanese Patent JP5734103
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method for suppressing resynthesis of dioxins in fly ash separated from a discharged gas, and to provide a new use of acid clay or activated acid clay as suppressant for resynthesis of dioxins.SOLUTION: In the method for treating fly ash where molten fly ash contained in a discharged gas generated from a molten furnace or incinerated fly ash contained in a discharged gas generated from an incineration furnace is separated and eliminated by a dust collector, acid clay or activated acid clay is added to the front step or inside of the dust collector to suppress resynthesis of dioxins in the fly ash separated by the dust collector. The use of acid clay or activated acid clay as a suppressant for resynthesis of dioxins is also provided.

Inventors:
Baba Ken
Toshimi Tsukada
Kawamura intellectual
Makoto Yamamoto
Masaaki Sugawara
Chihiro Nozawa
Tatsuo Takano
Atsushi Sasaki
Application Number:
JP2011124682A
Publication Date:
June 10, 2015
Filing Date:
June 02, 2011
Export Citation:
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Assignee:
Mitsui Shipbuilding Co., Ltd.
Mizusawa Shoji Co., Ltd.
Okutama Industry Co., Ltd.
International Classes:
B01D53/70; B01J20/12; B01J23/745; F23J15/00; F27D17/00
Domestic Patent References:
JP2009228974A
JP2006263587A
JP2003161586A
JP2002136821A
JP2001079352A
JP10328534A
Attorney, Agent or Firm:
Eiichi Maruyama