METHOD FOR PRODUCING FRESH WATER

A method is provided for producing fresh water, the method including feeding raw water to a semipermeable membrane to obtain fresh water, in which water having a solute concentration different from that of the raw water is fed and mixed with the raw water according to changes of a flow rate of fresh...

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Bibliographic Details
Main Authors TAKABATAKE HIROO, MAEDA TOMOHIRO, TANIGUCHI MASAHIDE
Format Patent
LanguageEnglish
Published 03.01.2013
Subjects
CHEMISTRY
METALLURGY
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Summary:A method is provided for producing fresh water, the method including feeding raw water to a semipermeable membrane to obtain fresh water, in which water having a solute concentration different from that of the raw water is fed and mixed with the raw water according to changes of a flow rate of fresh water of the semipermeable membrane unit and/or operating pressure of the semipermeable membrane unit.
Bibliography:Application Number: US201113634681