WATER TREATMENT APPARATUS AND WATER TREATMENT METHOD

PROBLEM TO BE SOLVED: To provide a water treatment apparatus which obtains much cleaned water for each chemical cleaning. SOLUTION: The water treatment apparatus includes a membrane separation module using a filtration membrane and is structured as to membrane-separate water to be treated by the mem...

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Bibliographic Details
Main Authors NISHIO HIRONOBU, TAKADA KAZUTAKA
Format Patent
LanguageEnglish
Published 21.10.2010
Subjects
CHEMISTRY
METALLURGY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TRANSPORTING
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Summary:PROBLEM TO BE SOLVED: To provide a water treatment apparatus which obtains much cleaned water for each chemical cleaning. SOLUTION: The water treatment apparatus includes a membrane separation module using a filtration membrane and is structured as to membrane-separate water to be treated by the membrane separation module, wherein the water treatment apparatus continuously membrane-separates the water to be treated by the membrane separation module in the duration of 30 days or more while establishing a flux of a permeation water permeating the filtration membrane within the range of 0.10-0.35 m/d. COPYRIGHT: (C)2011,JPO&INPIT
Bibliography:Application Number: JP20090084216