IL144724A0 - Variable pressure closed circuit desalination - Google Patents

Variable pressure closed circuit desalination

Info

Publication number
IL144724A0
IL144724A0 IL14472401A IL14472401A IL144724A0 IL 144724 A0 IL144724 A0 IL 144724A0 IL 14472401 A IL14472401 A IL 14472401A IL 14472401 A IL14472401 A IL 14472401A IL 144724 A0 IL144724 A0 IL 144724A0
Authority
IL
Israel
Prior art keywords
closed circuit
variable pressure
pressure closed
circuit desalination
desalination
Prior art date
Application number
IL14472401A
Other languages
English (en)
Original Assignee
Efrati Avi
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 Efrati Avi filed Critical Efrati Avi
Priority to IL14472401A priority Critical patent/IL144724A0/xx
Publication of IL144724A0 publication Critical patent/IL144724A0/xx
Priority to AU2002324309A priority patent/AU2002324309A1/en
Priority to PCT/IL2002/000636 priority patent/WO2003013704A2/fr

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
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B01D61/026—Reverse osmosis; Hyperfiltration comprising multiple reverse osmosis steps
    • 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
    • B01D61/06—Energy recovery
    • 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
    • B01D61/08—Apparatus 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
    • B01D61/12—Controlling or regulating
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/30—Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy

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)
IL14472401A 2001-08-05 2001-08-05 Variable pressure closed circuit desalination IL144724A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IL14472401A IL144724A0 (en) 2001-08-05 2001-08-05 Variable pressure closed circuit desalination
AU2002324309A AU2002324309A1 (en) 2001-08-05 2002-08-04 Variable pressure closed circuit desalination
PCT/IL2002/000636 WO2003013704A2 (fr) 2001-08-05 2002-08-04 Dessalement en circuit ferme sous pression variable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL14472401A IL144724A0 (en) 2001-08-05 2001-08-05 Variable pressure closed circuit desalination

Publications (1)

Publication Number Publication Date
IL144724A0 true IL144724A0 (en) 2002-06-30

Family

ID=11075664

Family Applications (1)

Application Number Title Priority Date Filing Date
IL14472401A IL144724A0 (en) 2001-08-05 2001-08-05 Variable pressure closed circuit desalination

Country Status (3)

Country Link
AU (1) AU2002324309A1 (fr)
IL (1) IL144724A0 (fr)
WO (1) WO2003013704A2 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7416666B2 (en) 2002-10-08 2008-08-26 Water Standard Company Mobile desalination plants and systems, and methods for producing desalinated water
IL157430A (en) * 2003-08-17 2009-08-03 Avi Efraty Apparatus for continuous closed circuit desalination under variable pressure with a single container
IL162713A (en) 2004-06-24 2011-04-28 Desalitech Ltd Apparatus and methods for continuous desalination in closed circuit without containers
GR1005796B (el) * 2006-02-24 2008-01-30 Συστημα ανακτησης ενεργειας και μειωσης των επικαθισεων στις μεμβρανες σε μοναδα αφαλατωσης (μεταβλητης ισχυος και παροχης) με αντιστροφη οσμωση
RU2323036C2 (ru) * 2006-06-15 2008-04-27 Алексей Глебович Одинец Способ концентрирования водных растворов биологически активных веществ и установка для его реализации
US8025804B2 (en) 2006-12-19 2011-09-27 Avi Efraty Continuous closed-circuit desalination method without containers
BRMU8702211U2 (pt) * 2007-09-10 2009-04-28 Robson Rojas Romero dispositivo introduzido no misturador, dosador de lÍquidos e efluentes com comando via web
US9925494B2 (en) 2014-11-17 2018-03-27 Massachusetts Institute Of Technology Concentration control in filtration systems, and associated methods
GB2540603A (en) * 2015-07-23 2017-01-25 Ide Technologies Ltd Imroved reverse osmotic process for cleaning water
WO2017192886A1 (fr) 2016-05-04 2017-11-09 Massachusetts Institute Of Technology Systèmes et procédés d'osmose inverse à plusieurs étages
IL251499B (en) * 2017-04-02 2019-02-28 Efraty Avi Reverse osmosis installation in a closed circuit with a hydraulic arm for desalination with low energy consumption and a high recovery ratio
IL254724B (en) * 2017-09-25 2020-06-30 Efraty Avi A two-stage desalination system in a closed circuit
AU2019332755B2 (en) 2018-08-29 2022-03-31 Veolia Water Solutions & Technologies Support High recovery variable volume reverse osmosis membrane system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2622461A1 (de) * 1976-05-20 1977-11-24 Didier Werke Ag Verfahren und vorrichtung zur durchfuehrung der umgekehrten osmose
JPS54128985A (en) * 1978-03-30 1979-10-05 Kobe Steel Ltd Membrane separation method
US4243523A (en) * 1978-08-07 1981-01-06 Allied Water Corporation Water purification process and system
US4814086A (en) * 1985-10-03 1989-03-21 Bratt Russell I Method and apparatus for fluid treatment by reverse osmosis
HU200563B (en) * 1987-03-06 1990-07-28 Laszlo Szuecs Method and apparatus for treating liquids consist of foreign matter by diaphragm filter device
DE4239867C2 (de) * 1992-11-27 1999-02-04 Voelker Manfred Verfahren und Vorrichtung zur Aufbereitung von Flüssigkeiten nach dem Prinzip der Umkehrosmose

Also Published As

Publication number Publication date
WO2003013704A3 (fr) 2004-04-15
WO2003013704A2 (fr) 2003-02-20
AU2002324309A1 (en) 2003-02-24
WO2003013704A9 (fr) 2004-05-21

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