DE69200595T2 - Methode zur kombinierten Entfernung und Zerstörung von Nitrationen. - Google Patents
Methode zur kombinierten Entfernung und Zerstörung von Nitrationen.Info
- Publication number
- DE69200595T2 DE69200595T2 DE69200595T DE69200595T DE69200595T2 DE 69200595 T2 DE69200595 T2 DE 69200595T2 DE 69200595 T DE69200595 T DE 69200595T DE 69200595 T DE69200595 T DE 69200595T DE 69200595 T2 DE69200595 T2 DE 69200595T2
- Authority
- DE
- Germany
- Prior art keywords
- compartment
- nitrate ions
- exchange resin
- cell
- anion exchange
- 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
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
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/02—Column or bed processes
- B01J47/06—Column or bed processes during which the ion-exchange material is subjected to a physical treatment, e.g. heat, electric current, irradiation or vibration
- B01J47/08—Column or bed processes during which the ion-exchange material is subjected to a physical treatment, e.g. heat, electric current, irradiation or vibration subjected to a direct electric current
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
- B01J49/30—Electrical regeneration
-
- 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- 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
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4676—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electroreduction
-
- 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
-
- 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
- C02F2201/4612—Controlling or monitoring
- C02F2201/46145—Fluid flow
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919103851A GB9103851D0 (en) | 1991-02-25 | 1991-02-25 | Method for the combined removal and destruction of nitrate ions |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69200595D1 DE69200595D1 (de) | 1994-12-08 |
DE69200595T2 true DE69200595T2 (de) | 1995-05-04 |
Family
ID=10690501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69200595T Expired - Fee Related DE69200595T2 (de) | 1991-02-25 | 1992-02-24 | Methode zur kombinierten Entfernung und Zerstörung von Nitrationen. |
Country Status (9)
Country | Link |
---|---|
US (1) | US5306400A (de) |
EP (1) | EP0501708B1 (de) |
AT (1) | ATE113503T1 (de) |
CA (1) | CA2061723A1 (de) |
DE (1) | DE69200595T2 (de) |
DK (1) | DK0501708T3 (de) |
ES (1) | ES2065129T3 (de) |
GB (1) | GB9103851D0 (de) |
HK (1) | HK1005436A1 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5391268A (en) * | 1994-07-20 | 1995-02-21 | Olin Corporation | Electrochemical process for the removal of residual nitric acid from aqueous hydroxylammonium nitrate |
US5958196A (en) * | 1995-06-01 | 1999-09-28 | Upscale Water Technologies, Inc. | Planar carbon fiber and noble metal oxide electrodes and methods of making the same |
WO1996038384A1 (en) * | 1995-06-01 | 1996-12-05 | Upscale Technologies, Inc. | Method and apparatus for removing nitrates from water |
JP3169831B2 (ja) * | 1995-11-30 | 2001-05-28 | 株式会社荏原製作所 | 水中の陰イオンの検出装置 |
US6030520A (en) * | 1997-04-23 | 2000-02-29 | The Regents Of The University Of California | Nitrate reduction |
GB2348209B (en) * | 1999-03-24 | 2001-05-09 | Ionex Ltd | Water purification process |
US6281255B1 (en) * | 2000-06-06 | 2001-08-28 | Graver Technologies, Inc. | Methods for regeneration of weakly basic anion exchange resins with a combination of an alkali metal carbonate and an alkali metal bicarbonate |
WO2002002848A2 (en) * | 2000-06-30 | 2002-01-10 | Honeywell International Inc. | Method and apparatus for processing metals, and the metals so produced |
ES2173035B2 (es) * | 2000-09-25 | 2003-09-16 | Emp Mun De Aguas Y Saneamiento | Procedimiento para la eliminacion y destruccion de nitrato del agua. |
SE517193C2 (sv) * | 2000-11-14 | 2002-05-07 | Vattenfall Ab | Förfarande och anordning för avlägsnande och destruktion av nitrater |
JP3768128B2 (ja) * | 2001-09-04 | 2006-04-19 | 三洋電機株式会社 | 水処理装置 |
JP3691461B2 (ja) * | 2002-02-13 | 2005-09-07 | 三洋電機株式会社 | 水浄化システム及び水浄化方法 |
EP1480913B9 (de) * | 2002-03-01 | 2006-10-11 | Vattenfall Ab | Entfernung von nitrat |
EP1706358A4 (de) * | 2004-01-09 | 2010-06-23 | Applied Intellectual Capital L | Elektrochemische zerstörung von nitrat |
JP4344668B2 (ja) * | 2004-09-21 | 2009-10-14 | 株式会社 伊藤園 | 水性液の硝酸除去方法及び飲料の製造方法 |
US7572369B2 (en) * | 2007-02-16 | 2009-08-11 | Opencel Llc | System for supporting denitrification |
GB201021701D0 (en) | 2010-12-22 | 2011-02-02 | Future Environmental Technologies Ltd | Carbon capture of greenhouse gases |
GB201100475D0 (en) | 2011-01-12 | 2011-02-23 | Future Environmental Technologies Ltd | Conditioning cell |
WO2012110841A1 (en) | 2011-02-14 | 2012-08-23 | Council Of Scientific & Industrial Research | An improved electrochemical coagulation process for the removal of nitrate from drinking water |
WO2016123443A1 (en) | 2015-01-29 | 2016-08-04 | Trustees Of Boston University | Method and composition for reducing nitrates, nitrites, and/or hydroxylamine in water using a homogeneous reduced copper tetra-substituted fluorinated pinacolate ligand catalyst complex |
CN108862472A (zh) * | 2018-07-04 | 2018-11-23 | 南京大学 | 一种离子交换树脂与电化学集成脱除硝酸盐氮的废水深度处理方法 |
CN108751536B (zh) * | 2018-07-04 | 2021-05-04 | 南京大学 | 一种树脂与电化学集成脱除硝酸盐氮的废水深度处理装置 |
CN109761322B (zh) * | 2019-03-04 | 2021-11-09 | 杭州新坐标科技股份有限公司 | 一种水处理复合杀菌方法及其装置 |
EP4165233A1 (de) * | 2020-06-12 | 2023-04-19 | Pani Clean, Inc. | Hybride elektrodialyse- und elektrolysesysteme und verfahren |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB776469A (en) * | 1953-12-17 | 1957-06-05 | Tno | Process and apparatus for the electrolytic deionisation of salt-containing liquids |
GB815154A (en) * | 1956-02-20 | 1959-06-17 | Permutit Co Ltd | Improvements relating to electrodialysis processes |
NL214802A (de) * | 1956-02-22 | |||
BE639843A (de) * | 1963-04-30 | |||
FR1547493A (fr) * | 1967-07-25 | 1968-11-29 | Perfectionnements apportés aux moyens pour enlever des ions d'une solution | |
US3542657A (en) * | 1968-04-16 | 1970-11-24 | Hydronics Corp | Electrolytic reduction of nitrate from solutions of alkali metal hydroxides |
US3893901A (en) * | 1973-12-04 | 1975-07-08 | Vast Associates Inc J | System for softening and dealkalizing water by electrodialysis |
US4983267A (en) * | 1988-10-18 | 1991-01-08 | Innova/Pure Water, Inc. | Water deionization and contaminants removal or degradation |
DE4027526A1 (de) * | 1990-08-31 | 1992-03-05 | K D Pharma Gmbh | Verfahren zum vermindern der konzentration einer loesung an einem bestimmten ion oder einer bestimmten gruppe von ionen |
-
1991
- 1991-02-25 GB GB919103851A patent/GB9103851D0/en active Pending
-
1992
- 1992-02-24 AT AT92301500T patent/ATE113503T1/de not_active IP Right Cessation
- 1992-02-24 US US07/839,435 patent/US5306400A/en not_active Expired - Fee Related
- 1992-02-24 DK DK92301500.2T patent/DK0501708T3/da active
- 1992-02-24 ES ES92301500T patent/ES2065129T3/es not_active Expired - Lifetime
- 1992-02-24 CA CA002061723A patent/CA2061723A1/en not_active Abandoned
- 1992-02-24 DE DE69200595T patent/DE69200595T2/de not_active Expired - Fee Related
- 1992-02-24 EP EP92301500A patent/EP0501708B1/de not_active Expired - Lifetime
-
1998
- 1998-05-26 HK HK98104510A patent/HK1005436A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2061723A1 (en) | 1992-08-26 |
GB9103851D0 (en) | 1991-04-10 |
DK0501708T3 (da) | 1995-01-30 |
ATE113503T1 (de) | 1994-11-15 |
EP0501708B1 (de) | 1994-11-02 |
ES2065129T3 (es) | 1995-02-01 |
US5306400A (en) | 1994-04-26 |
HK1005436A1 (en) | 1999-01-08 |
DE69200595D1 (de) | 1994-12-08 |
EP0501708A1 (de) | 1992-09-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |