SG10201700194QA - Reverse osmosis treatment method - Google Patents

Reverse osmosis treatment method

Info

Publication number
SG10201700194QA
SG10201700194QA SG10201700194QA SG10201700194QA SG10201700194QA SG 10201700194Q A SG10201700194Q A SG 10201700194QA SG 10201700194Q A SG10201700194Q A SG 10201700194QA SG 10201700194Q A SG10201700194Q A SG 10201700194QA SG 10201700194Q A SG10201700194Q A SG 10201700194QA
Authority
SG
Singapore
Prior art keywords
treatment method
reverse osmosis
osmosis treatment
reverse
treatment
Prior art date
Application number
SG10201700194QA
Inventor
Nozomu Ikuno
Original Assignee
Kurita Water Ind Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kurita Water Ind Ltd filed Critical Kurita Water Ind Ltd
Publication of SG10201700194QA publication Critical patent/SG10201700194QA/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/04—Feed pretreatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/04—Specific process operations in the feed stream; Feed pretreatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C02F1/004—Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/14—Maintenance of water treatment installations
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Nanotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
SG10201700194QA 2012-01-11 2012-12-21 Reverse osmosis treatment method SG10201700194QA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012003287 2012-01-11

Publications (1)

Publication Number Publication Date
SG10201700194QA true SG10201700194QA (en) 2017-03-30

Family

ID=48781379

Family Applications (2)

Application Number Title Priority Date Filing Date
SG10201700194QA SG10201700194QA (en) 2012-01-11 2012-12-21 Reverse osmosis treatment method
SG11201403820YA SG11201403820YA (en) 2012-01-11 2012-12-21 Reverse osmosis treatment method

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG11201403820YA SG11201403820YA (en) 2012-01-11 2012-12-21 Reverse osmosis treatment method

Country Status (6)

Country Link
JP (1) JP6135511B2 (en)
KR (1) KR102021627B1 (en)
CN (1) CN104039713B (en)
SG (2) SG10201700194QA (en)
TW (1) TWI606014B (en)
WO (1) WO2013105421A1 (en)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05269463A (en) 1992-03-24 1993-10-19 Kurita Water Ind Ltd Membrane separation apparatus
JP3752761B2 (en) 1997-01-16 2006-03-08 栗田工業株式会社 Reverse osmosis membrane treatment method
JP2002059194A (en) * 2000-08-23 2002-02-26 Nippon Steel Corp Treatment method of raw water
JP4426088B2 (en) * 2000-12-22 2010-03-03 住友重機械エンバイロメント株式会社 Wastewater treatment method
JP2003071252A (en) * 2001-09-06 2003-03-11 Nitto Denko Corp Multi-stage type reverse osmosis treating method
JP4401251B2 (en) * 2004-06-28 2010-01-20 株式会社タクマ General waste incineration wastewater treatment method
JP5029982B2 (en) 2005-06-07 2012-09-19 鶴見曹達株式会社 Purification of aqueous iron chloride solution
JP5223219B2 (en) 2007-03-30 2013-06-26 栗田工業株式会社 Organic wastewater treatment equipment
JP2009006209A (en) * 2007-06-26 2009-01-15 Toray Ind Inc Cleaning method of hollow fiber membrane module
JP5348369B2 (en) 2008-03-31 2013-11-20 栗田工業株式会社 Water treatment method
JP2009066508A (en) * 2007-09-12 2009-04-02 Kurita Water Ind Ltd Coagulation method for organic matter-containing water

Also Published As

Publication number Publication date
CN104039713B (en) 2016-08-24
KR20140109867A (en) 2014-09-16
TWI606014B (en) 2017-11-21
JP6135511B2 (en) 2017-05-31
TW201343566A (en) 2013-11-01
SG11201403820YA (en) 2014-11-27
CN104039713A (en) 2014-09-10
JPWO2013105421A1 (en) 2015-05-11
KR102021627B1 (en) 2019-11-04
WO2013105421A1 (en) 2013-07-18

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