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Patent Searching and Data


Title:
WATER TREATMENT APPARATUS
Document Type and Number:
Japanese Patent JP2010194463
Kind Code:
A
Abstract:

To provide a water treatment apparatus, which carries out a magnetic flocculation method by charging a flocculant and a magnetic powder into wastewater and removing a produced magnetic floc, capable of continuously and efficiently recovering the magnetic powder from sludge with installations simply configured and reusing the recovered magnetic powder.

The flocculant and the magnetic powder are charged into the water to be treated to form the magnetic floc, the floc is magnetically collected to clean the water to be treated, and the sludge produced in parallel and including the magnetic floc is pressurized and sent, heated in a reactor at a high temperature and pressure. The magnetic floc is collected from the sludge after passing through a back pressure valve, and then the magnetic powder is used again.


Inventors:
Isokami, Hisashi
Mochizuki, Akira
Sano, Satoshi
Saho, Norihide
Application Number:
JP2009000042655
Publication Date:
September 09, 2010
Filing Date:
February 25, 2009
Export Citation:
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Assignee:
HITACHI PLANT TECHNOLOGIES LTD
International Classes:
C02F11/12; C02F1/52; C02F11/08
Attorney, Agent or Firm:
松浦 憲三