FR2669324B1 - Procede pour l'elimination des nitrates des eaux a usage d'eaux potables par utilisation de systemes a membranes et similaires. - Google Patents

Procede pour l'elimination des nitrates des eaux a usage d'eaux potables par utilisation de systemes a membranes et similaires.

Info

Publication number
FR2669324B1
FR2669324B1 FR9113933A FR9113933A FR2669324B1 FR 2669324 B1 FR2669324 B1 FR 2669324B1 FR 9113933 A FR9113933 A FR 9113933A FR 9113933 A FR9113933 A FR 9113933A FR 2669324 B1 FR2669324 B1 FR 2669324B1
Authority
FR
France
Prior art keywords
waters
nitrates
membrane
removal
similar systems
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.)
Expired - Fee Related
Application number
FR9113933A
Other languages
English (en)
Other versions
FR2669324A1 (fr
Inventor
Franco Ciallie
Guido Vaccaro
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.)
IONICS ITALBA SpA
Original Assignee
IONICS ITALBA SpA
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 IONICS ITALBA SpA filed Critical IONICS ITALBA SpA
Publication of FR2669324A1 publication Critical patent/FR2669324A1/fr
Application granted granted Critical
Publication of FR2669324B1 publication Critical patent/FR2669324B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
    • 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
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/302—Nitrification and denitrification treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C02F2101/163—Nitrates
    • 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
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/46115—Electrolytic cell with membranes or diaphragms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Molecular Biology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Urology & Nephrology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
FR9113933A 1990-11-16 1991-11-13 Procede pour l'elimination des nitrates des eaux a usage d'eaux potables par utilisation de systemes a membranes et similaires. Expired - Fee Related FR2669324B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02207990A IT1245742B (it) 1990-11-16 1990-11-16 Procedimento per la rimozione dei nitrati dalle acque per uso potabilemediante impiego di sistemi a membrane e simili.

Publications (2)

Publication Number Publication Date
FR2669324A1 FR2669324A1 (fr) 1992-05-22
FR2669324B1 true FR2669324B1 (fr) 1994-10-28

Family

ID=11191171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9113933A Expired - Fee Related FR2669324B1 (fr) 1990-11-16 1991-11-13 Procede pour l'elimination des nitrates des eaux a usage d'eaux potables par utilisation de systemes a membranes et similaires.

Country Status (5)

Country Link
DE (1) DE4137725A1 (fr)
FR (1) FR2669324B1 (fr)
GB (1) GB2249785B (fr)
IL (1) IL99932A (fr)
IT (1) IT1245742B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6373010B1 (en) 2000-03-17 2002-04-16 General Electric Company Adjustable energy storage mechanism for a circuit breaker motor operator

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT102385A (pt) * 1999-12-06 2001-06-29 Ibet Inst Biologia Exp E Tecno Reactor de membrana de permuta ionica para desnitrificacao de agua
KR100687095B1 (ko) * 2005-06-14 2007-02-26 한국전력기술 주식회사 질소 화합물의 역전전기투석-전기화학적 폐수처리 공정
NL2003812C2 (en) 2009-11-17 2011-05-18 Stichting Wetsus Ct Excellence Sustainable Water Technology Bio-electrochemical device and method for upgrading a fluid.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3505651A1 (de) * 1985-02-19 1986-08-21 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zum entfernen von nitrat aus grundwasser
CH677325A5 (fr) * 1989-04-28 1991-05-15 Asea Brown Boveri

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6373010B1 (en) 2000-03-17 2002-04-16 General Electric Company Adjustable energy storage mechanism for a circuit breaker motor operator

Also Published As

Publication number Publication date
IT1245742B (it) 1994-10-14
IT9022079A0 (it) 1990-11-16
IL99932A (en) 1995-03-30
DE4137725A1 (de) 1992-05-21
IT9022079A1 (it) 1992-05-17
GB2249785A (en) 1992-05-20
GB2249785B (en) 1994-08-24
GB9124206D0 (en) 1992-01-08
FR2669324A1 (fr) 1992-05-22

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070731