Title:
浚渫土砂の処理方法
Document Type and Number:
Japanese Patent JP4256505
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a dredged sediment disposal method in which salinity is removed from sediment dredged from gulf coasts, bleed rivers, or the like and also to effectively classify the dredged sediment into gravel, sand, particulate, and the like to enable recycling it. SOLUTION: Dredged material dredged from gulf coasts or rivers by a dredging robot 1 and sediment that a sediment filling is made particulate by a rotary crusher 10 are simultaneously fed into a liquid cyclone 3, and solid matter deposited in the bottom part of the liquid cyclone 3 is washed with an aqua screen 5 to separate sediment and sand from which salinity has been removed. Treated water containing particulate in the upper part of the liquid cyclone 3 is subjected to solid-liquid separation by a thickener tank 6 to make dehydrated cake of the particulate.
Inventors:
伊藤 洋
信太 豊
河村 彰男
阿部 健一
信太 豊
河村 彰男
阿部 健一
Application Number:
JP34091198A
Publication Date:
April 22, 2009
Filing Date:
December 01, 1998
Export Citation:
Assignee:
新六精機株式会社
株式会社熊谷組
株式会社熊谷組
International Classes:
B03B5/28; B09B5/00; B02C19/10; C02F11/00; E02F7/00
Attorney, Agent or Firm:
宮園 純一