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Title:
COAGULATION FLOCK DRYING METHOD AND COAGULATION FLOCK DRYING APPARATUS
Document Type and Number:
Japanese Patent JP2010227902
Kind Code:
A
Abstract:

To provide a coagulation flock drying apparatus which is capable of recovering magnetic powder without using a bag filter even when the coagulation flock is drying-treated in a drum dryer.

The coagulation flock drying apparatus forms a coagulation flock by adding a coagulant and magnetic powder in the water to be treated, recovers the coagulation flock by using a magnetic separator, and dries the recovered coagulation flock in a rotating drum type dryer. It has a rotating type magnetic filter 16 in a casing 26 in which a rotating drum for drying 12 is arranged. Here, it is preferable that the rotating type magnetic filter 16 has a magnet 18 in the inner periphery face of a drum 17, and the second scraper 22 to scrape off the attached magnetic powder at the outer periphery face as a magnetic powder attaching face.


Inventors:
TAKEMURA KIYOKAZU
YAMADA MANABU
MORITA MINORU
TERUI SHIGEKI
YUMOTO SATOSHI
TSUBOI TAKANARI
Application Number:
JP2009081240A
Publication Date:
October 14, 2010
Filing Date:
March 30, 2009
Export Citation:
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Assignee:
HITACHI PLANT TECHNOLOGIES LTD
International Classes:
C02F1/52; B03C1/00; B03C1/02; B03C1/027; B03C1/029; B03C1/03; B03C1/14
Domestic Patent References:
JP2003299985A2003-10-21
JPH10138083A1998-05-26
JPS5814959A1983-01-28
JPS5561979A1980-05-10
JPS53108657A1978-09-21
JP2005218887A2005-08-18
JPH11207399A1999-08-03
JP2000042316A2000-02-15
JP2001190981A2001-07-17
JPS5131965A1976-03-18
JP2007303712A2007-11-22
JP2006017335A2006-01-19
JP2008138947A2008-06-19
JP2001191098A2001-07-17
JP2001248966A2001-09-14
JP2003299985A2003-10-21
JPH10138083A1998-05-26
JPS5814959A1983-01-28
JPS5561979A1980-05-10
JPS53108657A1978-09-21
JP2005218887A2005-08-18
JPH11207399A1999-08-03
JP2000042316A2000-02-15
JP2001190981A2001-07-17
Attorney, Agent or Firm:
Yuichi Murakami
Takahiro Deguchi



 
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