IT1245742B - Procedimento per la rimozione dei nitrati dalle acque per uso potabilemediante impiego di sistemi a membrane e simili. - Google Patents

Procedimento per la rimozione dei nitrati dalle acque per uso potabilemediante impiego di sistemi a membrane e simili.

Info

Publication number
IT1245742B
IT1245742B IT02207990A IT2207990A IT1245742B IT 1245742 B IT1245742 B IT 1245742B IT 02207990 A IT02207990 A IT 02207990A IT 2207990 A IT2207990 A IT 2207990A IT 1245742 B IT1245742 B IT 1245742B
Authority
IT
Italy
Prior art keywords
nitrates
waters
membrane
removal
procedure
Prior art date
Application number
IT02207990A
Other languages
English (en)
Other versions
IT9022079A1 (it
IT9022079A0 (it
Inventor
Franco Cillie
Guido Vaccaro
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
Priority to IT02207990A priority Critical patent/IT1245742B/it
Publication of IT9022079A0 publication Critical patent/IT9022079A0/it
Priority to IL9993291A priority patent/IL99932A/en
Priority to FR9113933A priority patent/FR2669324B1/fr
Priority to GB9124206A priority patent/GB2249785B/en
Priority to DE4137725A priority patent/DE4137725A1/de
Publication of IT9022079A1 publication Critical patent/IT9022079A1/it
Application granted granted Critical
Publication of IT1245742B publication Critical patent/IT1245742B/it

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

Priority Applications (5)

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.
IL9993291A IL99932A (en) 1990-11-16 1991-11-01 A multi-layered sack container with an improved heat processing property
FR9113933A 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.
GB9124206A GB2249785B (en) 1990-11-16 1991-11-14 Process for removing nitrates from drinkable water by using membrane systems and the like
DE4137725A DE4137725A1 (de) 1990-11-16 1991-11-15 Verfahren zur beseitung der nitrate aus zum trinken bestimmtem wasser mittels einsatz von membransystemen und aehnlichen verfahren

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 (3)

Publication Number Publication Date
IT9022079A0 IT9022079A0 (it) 1990-11-16
IT9022079A1 IT9022079A1 (it) 1992-05-17
IT1245742B true IT1245742B (it) 1994-10-14

Family

ID=11191171

Family Applications (1)

Application Number Title Priority Date Filing Date
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.

Country Status (5)

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

Families Citing this family (4)

* 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
US6373010B1 (en) 2000-03-17 2002-04-16 General Electric Company Adjustable energy storage mechanism for a circuit breaker motor operator
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 (it) * 1989-04-28 1991-05-15 Asea Brown Boveri

Also Published As

Publication number Publication date
IT9022079A1 (it) 1992-05-17
FR2669324A1 (fr) 1992-05-22
IL99932A (en) 1995-03-30
IT9022079A0 (it) 1990-11-16
GB2249785A (en) 1992-05-20
FR2669324B1 (fr) 1994-10-28
DE4137725A1 (de) 1992-05-21
GB2249785B (en) 1994-08-24
GB9124206D0 (en) 1992-01-08

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971126