ZA98178B - Improving the performance of reverse osmosis membranes used in the removal of dissolved solids from liquids - Google Patents

Improving the performance of reverse osmosis membranes used in the removal of dissolved solids from liquids

Info

Publication number
ZA98178B
ZA98178B ZA98178A ZA98178A ZA98178B ZA 98178 B ZA98178 B ZA 98178B ZA 98178 A ZA98178 A ZA 98178A ZA 98178 A ZA98178 A ZA 98178A ZA 98178 B ZA98178 B ZA 98178B
Authority
ZA
South Africa
Prior art keywords
liquids
removal
improving
performance
reverse osmosis
Prior art date
Application number
ZA98178A
Other languages
English (en)
Inventor
William Graham
Original Assignee
Garfield Int Invest 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 Garfield Int Invest Ltd filed Critical Garfield Int Invest Ltd
Publication of ZA98178B publication Critical patent/ZA98178B/xx

Links

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
    • C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
    • C02F1/484—Treatment of water, waste water, or sewage with magnetic or electric fields using electromagnets
    • 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
    • B01D61/10—Accessories; Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/24—Magnetic effects
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/08—Seawater, e.g. for desalination
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/48—Devices for applying magnetic or electric fields
    • C02F2201/483—Devices for applying magnetic or electric fields using coils
    • 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
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/138—Water desalination using renewable energy
    • Y02A20/141—Wind power

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Physical Water Treatments (AREA)
  • Water Treatment By Sorption (AREA)
ZA98178A 1997-01-09 1998-01-09 Improving the performance of reverse osmosis membranes used in the removal of dissolved solids from liquids ZA98178B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA97187 1997-01-09

Publications (1)

Publication Number Publication Date
ZA98178B true ZA98178B (en) 1998-07-31

Family

ID=58232800

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA98178A ZA98178B (en) 1997-01-09 1998-01-09 Improving the performance of reverse osmosis membranes used in the removal of dissolved solids from liquids

Country Status (44)

Country Link
US (1) US6217773B1 (de)
EP (1) EP0951447B1 (de)
JP (1) JP4307560B2 (de)
KR (1) KR100500038B1 (de)
CN (1) CN1136949C (de)
AP (1) AP1097A (de)
AR (1) AR011065A1 (de)
AT (1) ATE301617T1 (de)
AU (1) AU5565898A (de)
BG (1) BG63749B1 (de)
BR (1) BR9807069A (de)
CA (1) CA2276599C (de)
CO (1) CO4930300A1 (de)
CZ (1) CZ294354B6 (de)
DE (1) DE69831134T2 (de)
DK (1) DK0951447T3 (de)
DZ (1) DZ2396A1 (de)
EA (1) EA002929B1 (de)
EE (1) EE04663B1 (de)
EG (1) EG21382A (de)
ES (1) ES2247672T3 (de)
GB (1) GB2335153B (de)
GE (1) GEP20022837B (de)
HU (1) HU225090B1 (de)
ID (1) ID22664A (de)
IL (1) IL130595A (de)
IS (1) IS2252B (de)
JO (1) JO2000B1 (de)
MA (1) MA26028A1 (de)
MY (1) MY130462A (de)
NO (1) NO319568B1 (de)
NZ (1) NZ336423A (de)
OA (1) OA11075A (de)
PA (1) PA8460401A1 (de)
PE (1) PE72099A1 (de)
PL (1) PL191281B1 (de)
SA (1) SA98180897B1 (de)
SK (1) SK284615B6 (de)
TN (1) TNSN98006A1 (de)
TR (1) TR199901965T2 (de)
TW (1) TW460417B (de)
UA (1) UA52717C2 (de)
WO (1) WO1998030501A2 (de)
ZA (1) ZA98178B (de)

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Also Published As

Publication number Publication date
HU225090B1 (en) 2006-06-28
DZ2396A1 (fr) 2003-06-04
SK92499A3 (en) 2000-01-18
HUP0000959A3 (en) 2001-07-30
CZ9902441A3 (cs) 2000-11-15
GEP20022837B (en) 2002-11-25
IS5096A (is) 1999-06-29
BG63749B1 (bg) 2002-11-29
EE04663B1 (et) 2006-08-15
EE9900276A (et) 1999-12-15
IL130595A0 (en) 2000-06-01
EP0951447B1 (de) 2005-08-10
GB2335153B (en) 2000-11-29
WO1998030501A2 (en) 1998-07-16
PL334488A1 (en) 2000-02-28
AP1097A (en) 2002-08-26
IL130595A (en) 2004-05-12
SK284615B6 (sk) 2005-07-01
UA52717C2 (uk) 2003-01-15
CO4930300A1 (es) 2000-06-27
SA98180897B1 (ar) 2006-04-22
PE72099A1 (es) 1999-08-05
DE69831134D1 (de) 2005-09-15
CN1136949C (zh) 2004-02-04
DK0951447T3 (da) 2005-12-12
AP9901591A0 (en) 1999-06-30
GB2335153A8 (en) 1999-10-08
OA11075A (en) 2003-03-17
EP0951447A2 (de) 1999-10-27
PA8460401A1 (es) 2001-04-30
GB9914704D0 (en) 1999-08-25
TNSN98006A1 (fr) 2000-12-29
NO993397L (no) 1999-07-09
WO1998030501A3 (en) 1998-09-11
TW460417B (en) 2001-10-21
GB2335153A (en) 1999-09-15
HUP0000959A1 (hu) 2000-08-28
EG21382A (en) 2001-09-30
AR011065A1 (es) 2000-08-02
US6217773B1 (en) 2001-04-17
KR20000070036A (ko) 2000-11-25
PL191281B1 (pl) 2006-04-28
ID22664A (id) 1999-12-02
MY130462A (en) 2007-06-29
CZ294354B6 (cs) 2004-12-15
NO319568B1 (no) 2005-08-29
NZ336423A (en) 2001-04-27
MA26028A1 (fr) 2004-04-01
BR9807069A (pt) 2000-05-02
JP4307560B2 (ja) 2009-08-05
ES2247672T3 (es) 2006-03-01
JP2001518005A (ja) 2001-10-09
NO993397D0 (no) 1999-07-09
BG103272A (bg) 1999-09-30
TR199901965T2 (xx) 1999-12-21
CA2276599C (en) 2005-08-23
ATE301617T1 (de) 2005-08-15
EA002929B1 (ru) 2002-10-31
IS2252B (is) 2007-06-15
JO2000B1 (en) 1999-05-15
DE69831134T2 (de) 2006-06-08
KR100500038B1 (ko) 2005-07-07
CA2276599A1 (en) 1998-07-16
AU5565898A (en) 1998-08-03
CN1243454A (zh) 2000-02-02
EA199900574A1 (ru) 1999-12-29

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