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Title:
INCINERATING METHOD OF WASTE
Document Type and Number:
Japanese Patent JPH09159370
Kind Code:
A
Abstract:

To provide the incinerating method of waste, which employs a fluidized furnace, which is capable of improving the handling property of incineration ash, capable of utilizing the incineration ash effectively as aggregate and the like and capable of reducing the supplementing amount of fluidizing medium remarkably compared with a conventional way.

Waste is incinerated by a circulating fluidized furnace and fine granular incineration ash, recovered from exhaust gas, is granulated by a granulating machine 11, such as a briquetting machine and the like, so that the grain size becomes 0.1-8mm while obtained granulated ash is charged into the circulating fluidized furnace 1 to make it granulated incineration ash and, thereafter, the ash is extracted out of the lower part of the furnace. Further, pulverized granular incineration ash, produced by the split of a part of the granulated incineration ash upon baking is circulated together with silica sand, charged previously into the circulating fluidized furnace 1, to utilize it as a part of the fluidizing medium.


Inventors:
Koizumi, Kazuhiro
Mori, Takayuki
Ishikawa, Osamu
Application Number:
JP1995000320463
Publication Date:
June 20, 1997
Filing Date:
December 08, 1995
Export Citation:
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Assignee:
NGK INSULATORS LTD
International Classes:
F27B15/00; F23C10/00; (IPC1-7): F27B15/00
Attorney, Agent or Firm:
名嶋 明郎 (外2名)