CN1547556A - 纳米过滤水软化设备和方法 - Google Patents

纳米过滤水软化设备和方法 Download PDF

Info

Publication number
CN1547556A
CN1547556A CNA028166663A CN02816666A CN1547556A CN 1547556 A CN1547556 A CN 1547556A CN A028166663 A CNA028166663 A CN A028166663A CN 02816666 A CN02816666 A CN 02816666A CN 1547556 A CN1547556 A CN 1547556A
Authority
CN
China
Prior art keywords
water
softening
stream
input
nanofiltration
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CNA028166663A
Other languages
English (en)
Chinese (zh)
Inventor
罗伯特・S・李
罗伯特·S·李
纳哈利・S・穆拉利德哈拉
哈拉帕纳哈利·S·穆拉利德哈拉
N・阿斯乔尔
马丁·N·阿斯乔尔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cargill Inc
Original Assignee
Cargill Inc
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 Cargill Inc filed Critical Cargill Inc
Publication of CN1547556A publication Critical patent/CN1547556A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
    • 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
    • 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
    • B01D61/027—Nanofiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2315/00—Details relating to the membrane module operation
    • B01D2315/08—Fully permeating type; Dead-end filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/16—Membrane materials having positively charged functional groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures
    • 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

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)
  • Treatment Of Water By Ion Exchange (AREA)
CNA028166663A 2001-07-20 2002-07-19 纳米过滤水软化设备和方法 Pending CN1547556A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/909,488 2001-07-20
US09/909,488 US20030015470A1 (en) 2001-07-20 2001-07-20 Nanofiltration water-softening apparatus and method

Publications (1)

Publication Number Publication Date
CN1547556A true CN1547556A (zh) 2004-11-17

Family

ID=25427311

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA028166663A Pending CN1547556A (zh) 2001-07-20 2002-07-19 纳米过滤水软化设备和方法

Country Status (9)

Country Link
US (2) US20030015470A1 (enExample)
EP (1) EP1412292A2 (enExample)
JP (2) JP2004535295A (enExample)
KR (1) KR20040040434A (enExample)
CN (1) CN1547556A (enExample)
CA (1) CA2454425A1 (enExample)
EA (1) EA200400202A1 (enExample)
MX (1) MXPA04000628A (enExample)
WO (1) WO2003008337A2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102481069A (zh) * 2009-07-08 2012-05-30 乔凡娜·德尔桑特 具有一体的水净化系统的咖啡机

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030015470A1 (en) * 2001-07-20 2003-01-23 Muralidhara Harapanahalli S. Nanofiltration water-softening apparatus and method
GB0221806D0 (en) * 2002-09-19 2002-10-30 Ross David J Cast-cutter
US20040222158A1 (en) * 2003-03-14 2004-11-11 Hidayat Husain Nanofiltration system for water softening with internally staged spiral wound modules
GB0312394D0 (en) * 2003-05-30 2003-07-02 Weir Westgarth Ltd Filtration apparatus and method
US7132052B2 (en) * 2003-12-11 2006-11-07 General Electric Company System for the purification and reuse of spent brine in a water softener
US20060096920A1 (en) * 2004-11-05 2006-05-11 General Electric Company System and method for conditioning water
US20070138096A1 (en) * 2004-11-05 2007-06-21 Tarr Ronald S Systems and methods for controlling contaminate levels of processed water and maintaining membranes
RU2008104828A (ru) * 2005-07-12 2009-08-20 Каргилл, Инкорпорейтед (US) Способ умягчения воды (варианты)
US20070119782A1 (en) * 2005-11-30 2007-05-31 Rawson James Rulon Y Method and system for controlling corrosivity of purified water
US20080149562A1 (en) * 2006-12-20 2008-06-26 Ronald Scott Tarr Methods and systems for delivering scale inhibitor
KR101346319B1 (ko) * 2012-09-17 2013-12-31 한국수자원공사 연수 및 정수 통합시스템
US11072551B2 (en) 2016-12-12 2021-07-27 A. O. Smith Corporation Water filtration system with recirculation to reduce total dissolved solids creep effect
CN113811513B (zh) * 2019-05-16 2023-10-20 A.O.史密斯公司 在线水硬度传感器和软水器控制系统
KR20220106460A (ko) 2021-01-22 2022-07-29 (주)신산 중공사형 나노 복합막을 이용한 수처리장치
US12515214B2 (en) 2021-06-28 2026-01-06 A. O. Smith Corporation Water softener system and method of operating the same
CN114735887B (zh) * 2022-03-20 2023-08-22 杭州美易环境科技有限公司 一种工业废水浓缩液中有机物与盐的处理方法

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3505216A (en) * 1967-10-30 1970-04-07 Union Tank Car Co Reverse osmosis water softening method and apparatus
US3630378A (en) * 1968-05-24 1971-12-28 Dow Chemical Co Novel water treating and storage apparatus
US3679055A (en) * 1970-07-15 1972-07-25 Polymetrics Inc Reverse osmosis water purifier
US3746640A (en) * 1971-02-17 1973-07-17 Desalination Systems Water purification system for small reverse osmosis unit with integral blowdown water disposal
US4250029A (en) * 1977-04-25 1981-02-10 Rohm And Haas Company Coated membranes
EP0056855B1 (en) * 1980-12-02 1985-11-21 Tracor, Inc. Preparation of infusion grade water
US4626346A (en) * 1986-02-10 1986-12-02 Hall Belton E Reverse osmosis water purification system for use in limited water supply installations
US4812270A (en) * 1986-04-28 1989-03-14 Filmtec Corporation Novel water softening membranes
US4765897A (en) * 1986-04-28 1988-08-23 The Dow Chemical Company Polyamide membranes useful for water softening
US4824574A (en) * 1986-04-28 1989-04-25 The Dow Chemical Company Novel water softening process using membranes
GB2197860A (en) * 1986-08-15 1988-06-02 William V Collentro Apparatus for and the method of water purification
US4927540A (en) * 1986-09-04 1990-05-22 The Dow Chemical Company Ionic complex for enhancing performance of water treatment membranes
US4990252A (en) * 1987-02-04 1991-02-05 Hydanautics Stable membranes from sulfonated polyarylethers
US4769148A (en) * 1987-11-18 1988-09-06 The Dow Chemical Company Novel polyamide reverse osmosis membranes
US4859384A (en) * 1987-11-18 1989-08-22 Filmtec Corp. Novel polyamide reverse osmosis membranes
US5147553A (en) * 1988-05-04 1992-09-15 Ionics, Incorporated Selectively permeable barriers
US5222995A (en) * 1988-12-09 1993-06-29 Shimano, Inc. Fishing reel with seesaw operating clutch control member
US4983291A (en) * 1989-12-14 1991-01-08 Allied-Signal Inc. Dry high flux semipermeable membranes
CA2038485A1 (en) * 1990-03-23 1991-09-24 Donald K. Hadden Nanofiltration process for making dextrose
US5152901A (en) * 1990-09-14 1992-10-06 Ionics, Incorporated Polyamine-polyamide composite nanofiltration membrane for water softening
US5118424A (en) * 1990-11-30 1992-06-02 Ionics Incorporated Thin film composite membranes from vinyl and related nomomers
US5505841A (en) * 1991-03-11 1996-04-09 Pirbazari; Massoud Microfiltration and adsorbent particle suspension for removing contaminants from water
FR2678260B1 (fr) * 1991-06-26 1994-02-18 Otv Sa Chaine de traitement des eaux de surface a barriere de securite, barriere de securite, et applications correspondantes.
US5234583A (en) * 1991-07-26 1993-08-10 Cluff C Brent Semi-permeable membrane filtering systems for swimming pools
US5158683A (en) * 1991-09-03 1992-10-27 Ethyl Corporation Bromide separation and concentration using semipermeable membranes
US5282972A (en) * 1991-12-18 1994-02-01 Kelco Water Engineering, Inc. Method and apparatus for recycling R/O waste water
SE505028C2 (sv) * 1992-05-13 1997-06-16 Electrolux Ab Förfarande och anordning för rening av vatten
US5639374A (en) * 1992-06-30 1997-06-17 Premier Manufactured Systems, Inc. Water-conserving pressure-maintaining reverse osmosis system
US5256279A (en) * 1992-07-02 1993-10-26 Carr-Griff, Inc. Liquid storage system with unpressurized reservoir engagable with level sensors
US5358635A (en) * 1993-04-16 1994-10-25 Ecowater Systems, Inc. Integrated reverse osmosis water treatment and storage system
US5616249A (en) * 1993-05-20 1997-04-01 Ionics, Incorporated Nanofiltration apparatus and processes
BE1007425A3 (nl) * 1993-08-30 1995-06-13 Holland Sweetener Co Werkwijze en inrichting voor de terugwinning van grondstoffen in het aspartaambereidingsproces.
US5658457A (en) * 1994-04-28 1997-08-19 Aquatec Water Systems, Inc. Hydrostically driven osmotic membrane flush system for a reverse osmosis water purification system
US5520816A (en) * 1994-08-18 1996-05-28 Kuepper; Theodore A. Zero waste effluent desalination system
US5693227A (en) * 1994-11-17 1997-12-02 Ionics, Incorporated Catalyst mediated method of interfacial polymerization on a microporous support, and polymers, fibers, films and membranes made by such method
US5587083A (en) * 1995-04-17 1996-12-24 Chemetics International Company Ltd. Nanofiltration of concentrated aqueous salt solutions
US5766479A (en) * 1995-08-07 1998-06-16 Zenon Environmental Inc. Production of high purity water using reverse osmosis
US5755954A (en) * 1996-01-17 1998-05-26 Technic, Inc. Method of monitoring constituents in electroless plating baths
US6171497B1 (en) * 1996-01-24 2001-01-09 Nitto Denko Corporation Highly permeable composite reverse osmosis membrane
JP3681214B2 (ja) * 1996-03-21 2005-08-10 日東電工株式会社 高透過性複合逆浸透膜
DE19630826A1 (de) * 1996-07-31 1998-02-05 Duro Galvanit Chemie Verfahren zur Aufbereitung von Chlor und gegebenenfalls chlororganische Verbindung enthaltendem Rohwasser, insbesondere Badwasser, sowie Vorrichtung zur Durchführung des vorgenannten Verfahrens
US5725758A (en) * 1996-08-22 1998-03-10 Water Refining Inc. Filtration system and assembly
CA2186963C (en) * 1996-10-01 1999-03-30 Riad A. Al-Samadi High water recovery membrane purification process
US6258276B1 (en) * 1996-10-18 2001-07-10 Mcmaster University Microporous membranes and uses thereof
US6080316A (en) * 1997-03-03 2000-06-27 Tonelli; Anthony A. High resistivity water production
US6132804A (en) * 1997-06-06 2000-10-17 Koch Membrane Systems, Inc. High performance composite membrane
US6120689A (en) * 1997-08-22 2000-09-19 Zenon Environmental, Inc. High purity water using triple pass reverse osmosis (TPRO)
US6168714B1 (en) * 1999-05-17 2001-01-02 North Carolina A&T University Flux-enhanced cross-flow membrane filter
US6783682B1 (en) * 1999-08-20 2004-08-31 L.E.T., Leading Edge Technologies Limited Salt water desalination process using ion selective membranes
US6337018B1 (en) * 2000-04-17 2002-01-08 The Dow Chemical Company Composite membrane and method for making the same
FR2809636B1 (fr) * 2000-06-02 2003-01-24 Vivendi Procede de controle de l'integrite d'un module, ou d'un systeme de modules, de nanofiltration ou d'osmose inverse
US6702944B2 (en) * 2000-07-07 2004-03-09 Zenon Environmental Inc. Multi-stage filtration and softening module and reduced scaling operation
US6645383B1 (en) * 2000-08-25 2003-11-11 Usf Consumer & Commercial Watergroup, Inc. Process and apparatus for blending product liquid from different TFC membranes
NL1016771C2 (nl) * 2000-12-01 2002-09-05 Kiwa Nv Werkwijze voor het zuiveren van water door middel van filtratie met een micro- of ultrafiltratiemembraan.
US20030015470A1 (en) * 2001-07-20 2003-01-23 Muralidhara Harapanahalli S. Nanofiltration water-softening apparatus and method
US7144511B2 (en) * 2002-05-02 2006-12-05 City Of Long Beach Two stage nanofiltration seawater desalination system
US6863822B2 (en) * 2002-10-16 2005-03-08 Anthony Pipes Method and apparatus for parallel desalting
DE10261419A1 (de) * 2002-12-30 2004-07-15 Saehan Industries Incorporation, Kyungsangbuk Haushaltswasserreinigungsvorrichtung auf Nanofiltrationsmembranbasis ohne Speicherbehälter
US20040222158A1 (en) * 2003-03-14 2004-11-11 Hidayat Husain Nanofiltration system for water softening with internally staged spiral wound modules
US20030173296A1 (en) * 2003-04-14 2003-09-18 Costa Lawrence C High recovery reverse osmosis process and apparatus
FI117654B (fi) * 2003-11-20 2006-12-29 Polar Electro Oy Elektroninen rannelaite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102481069A (zh) * 2009-07-08 2012-05-30 乔凡娜·德尔桑特 具有一体的水净化系统的咖啡机

Also Published As

Publication number Publication date
MXPA04000628A (es) 2004-09-13
JP2004535295A (ja) 2004-11-25
EA200400202A1 (ru) 2004-08-26
JP2009106938A (ja) 2009-05-21
CA2454425A1 (en) 2003-01-30
US20090008332A1 (en) 2009-01-08
KR20040040434A (ko) 2004-05-12
EP1412292A2 (en) 2004-04-28
WO2003008337A2 (en) 2003-01-30
US20030015470A1 (en) 2003-01-23
WO2003008337A3 (en) 2003-04-24

Similar Documents

Publication Publication Date Title
CN1547556A (zh) 纳米过滤水软化设备和方法
Redondo Brackish-, sea-and wastewater desalination
CN108585262B (zh) 净化水的方法以及适用于所述方法的设备
Escobar et al. Sustainable water for the future: Water recycling versus desalination
AU2011363516B2 (en) Method and system for treating water used for industrial purposes
PH12015500505B1 (en) System for providing high microbiological quality cooling water to an industrial process
Bartels et al. New generation of low fouling nanofiltration membranes
CN105060593A (zh) 纳、埃联合膜过滤中央净水机
US20080179250A1 (en) Extended-life water softening system, apparatus and method
CN105347440A (zh) 清洗滤膜的反洗系统及其工艺
CN204958630U (zh) 纳、埃联合膜过滤中央净水机
Kim et al. Wastewater reclamation
Lazarova et al. Evaluation of economic viability and benefits of urban water reuse and its contribution to sustainable development
Smith et al. Alternative water sources and technologies for non-potable re-use
Glueckstern et al. Desalination of brackish fish pond effluents—pilot testing and comparative economic evaluation of integrated UF-RO systems vs. conventional systems
Ahmadpari et al. Investigation of reverse osmosis technology for wate quality management
HK1068601A (en) Apparatus and method for softening water by nanofiltration
Ayoub et al. Pretreatment for Brackish Water Reverse Osmosis of Desalination Plants by Dual-Media Filter
KR20130003402A (ko) 원수 맞춤형 정수 처리용 패키지 장치 및 이를 이용한 정수 생산 방법
Punase A Review of Reverse Osmosis Process for Seawater Desalination
Odendaal Unconventional sources of water supply
Nemadodzi Feasibility study of water reclamation from municipality wastewater for potable reuse: Diepsloot township case study
Lahnsteiner et al. Advanced Treatment of Municipal Secondary Effluents and Reuse of the High-Quality Reclaimed Water in Various Industries, Chennai, India
US20200108349A1 (en) Point of entry water purification systems and methods
AU2008207509A1 (en) Apparatus and method for softening water by nanofiltration

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 1068601

Country of ref document: HK

C12 Rejection of a patent application after its publication
RJ01 Rejection of invention patent application after publication
REG Reference to a national code

Ref country code: HK

Ref legal event code: WD

Ref document number: 1068601

Country of ref document: HK