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Title:
METHOD AND EQUIPMENT FOR TREATING PAPER MAKING SLUDGE
Document Type and Number:
Japanese Patent JP2004044877
Kind Code:
A
Abstract:

To efficiently and economically recover ash content by suppressing decomposition of calcium carbonate to be a main component of a filler, while improving whiteness by promoting decomposition and combustion of sufficient organic components when reusing burned ash obtained by burning the paper making sludge as the filler of white pigment for paper making, etc.

This equipment for processing the paper making sludge S is provided with an incinerator 1 to burn and process the paper making sludge S. At least the inside of the incinerator 1 can be held under air pressure higher than atmospheric pressure. The paper making sludge S is burned and processed under the air pressure higher than atmospheric pressure.


Inventors:
Kataoka, Masaki
Watanabe, Takahisa
Application Number:
JP2002000201418
Publication Date:
February 12, 2004
Filing Date:
July 10, 2002
Export Citation:
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Assignee:
TSUKISHIMA KIKAI CO LTD
International Classes:
F23L7/00; B09B3/00; C02F11/10; D21H17/01; F23C10/16; F23G5/30; F23G7/04; F23J1/00; F27B15/10; F27B15/12; F27D17/00; (IPC1-7): F23G7/04; B09B3/00; C02F11/10; D21H17/01; F23C10/16; F23G5/30; F23J1/00; F23L7/00; F27B15/10; F27B15/12; F27D17/00
Attorney, Agent or Firm:
志賀 正武
高橋 詔男
渡邊 隆
青山 正和
鈴木 三義
西 和哉
村山 靖彦