ATE330909T1 - Entfernung von nitrat - Google Patents

Entfernung von nitrat

Info

Publication number: ATE330909T1
Authority: AT; Austria
Prior art keywords: nitrate; destruction; removal; anion; exchange operation
Prior art date: 2002-03-01

Application number

AT02700973T

Other languages

English (en)

Inventor

Jinying Yan

Anna Velin

Anders Warlin

Original Assignee

Vattenfall Ab Publ

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.)

2002-03-01

Filing date

2002-03-01

Publication date

2006-07-15

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27786629&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE330909(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2002-03-01 Application filed by Vattenfall Ab Publ filed Critical Vattenfall Ab Publ

2006-07-15 Application granted granted Critical

2006-07-15 Publication of ATE330909T1 publication Critical patent/ATE330909T1/de

Links

229910002651 NO3 Inorganic materials 0.000 title abstract 4
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 title abstract 3
230000006378 damage Effects 0.000 abstract 4
238000005349 anion exchange Methods 0.000 abstract 3
230000003750 conditioning effect Effects 0.000 abstract 2
239000012492 regenerant Substances 0.000 abstract 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
150000002823 nitrates Chemical class 0.000 abstract 1
238000004064 recycling Methods 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1

Classifications

- 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
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/04—Processes using organic exchangers
- 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
- B01J49/05—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds
- B01J49/07—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds containing anionic exchangers
- 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
- B01J49/50—Regeneration or reactivation of ion-exchangers; Apparatus therefor characterised by the regeneration reagents
- B01J49/57—Regeneration or reactivation of ion-exchangers; Apparatus therefor characterised by the regeneration reagents for anionic exchangers
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/422—Treatment of water, waste water, or sewage by ion-exchange using anionic exchangers
- 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
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46133—Electrodes characterised by the material
- 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
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Water Supply & Treatment (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
General Chemical & Material Sciences (AREA)
Electrochemistry (AREA)
Water Treatment By Electricity Or Magnetism (AREA)
Treatment Of Water By Ion Exchange (AREA)
Catalysts (AREA)
Removal Of Specific Substances (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Glass Compositions (AREA)
Saccharide Compounds (AREA)
Crystals, And After-Treatments Of Crystals (AREA)

AT02700973T 2002-03-01 2002-03-01 Entfernung von nitrat ATE330909T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/SE2002/000360 WO2003074430A1 (en)	2002-03-01	2002-03-01	Nitrate removal

Publications (1)

Publication Number	Publication Date
ATE330909T1 true ATE330909T1 (de)	2006-07-15

Family

ID=27786629

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT02700973T ATE330909T1 (de)	2002-03-01	2002-03-01	Entfernung von nitrat

Country Status (7)

Country	Link
US (1)	US20050115905A1 (de)
EP (1)	EP1480913B9 (de)
AT (1)	ATE330909T1 (de)
AU (1)	AU2002233906A1 (de)
DE (1)	DE60212716T2 (de)
ES (1)	ES2266443T3 (de)
WO (1)	WO2003074430A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2007518552A (ja) *	2004-01-09	2007-07-12	アプライド・インテレクチユアル・キヤピタル	電気化学的硝酸塩分解
LT5288B (lt)	2005-03-09	2005-11-25	Uždaroji akcinė bendrovė GERVA	Buitinės jonitinės filtravimo kasetės atnaujinimobūdas, geriamo vandens jonitinis filtras ir geriamo vandens filtravimo nuo nitratų priemonė
GB0505689D0 (en)	2005-03-18	2005-04-27	Boc Group Plc	Improvements in or relating to the regeneration of water treatment substrates
US7828980B2 (en) *	2007-04-16	2010-11-09	Rohm And Haas Company	Water treatment process
ES2400506B1 (es) *	2011-08-02	2014-04-16	Dr Canicio Consulting Chemist, S.L.	Procedimiento y dispositivo para la eliminación de nitratos del agua por reducción electrolítica a nitrógeno gas
DE102017111014A1 (de)	2017-05-19	2018-11-22	Gunter Buxbaum	Verwendung von Kohlenstoffeisen als Reduktionsmittel zur Entfernung von Nitrat aus Wasser
US20210387886A1 (en) *	2018-12-27	2021-12-16	Organo Corporation	Sterilization method for water system, method of removing nitrosamine compound from water system and drinking water production method
KR20220128540A (ko)	2021-03-12	2022-09-21	군산대학교산학협력단	탈질 효율이 향상된 물 침투 시설
US20230278895A1 (en) *	2022-03-07	2023-09-07	Calgon Carbon Corporation	Process for removal of nitrate and perchlorate from fluid
WO2024077225A2 (en) *	2022-10-07	2024-04-11	Tailwater Systems, Inc.	System and methods of removing ions from drainage water
CN115806372B (zh) *	2023-02-03	2023-04-25	北京华夏大禹环保有限公司	深度去除废水中高浓度硝态氮的方法
CN118908343B (zh) *	2024-07-31	2026-01-30	西安西热水务环保有限公司	一种离子交换耦合电化学反硝化的树脂脱氮系统及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8417530D0 (en) *	1984-07-10	1984-08-15	Solt G S	Reducing nitrate content in water
GB8711363D0 (en) *	1987-05-14	1987-06-17	Anglian Water Authority	Ground-water treatment
DE3922391A1 (de) *	1989-07-07	1991-01-10	Hoelzle & Chelius Gmbh	Ionenaustauschvorrichtung zur wasserreinigung, verfahren zu deren herstellung und verwendung derselben zur nitrat- und/oder nitritentfernung in wasser
US4944878A (en) *	1989-11-16	1990-07-31	Iowa State University Research Foundation, Inc.	Decontamination of water using nitrate selective ion exchange resin
GB9103851D0 (en) *	1991-02-25	1991-04-10	Bradtec Ltd	Method for the combined removal and destruction of nitrate ions
GB2267290A (en) *	1992-05-27	1993-12-01	Electricity Ass Tech	A Process for the electrolytic destruction of nitrate in aqueous liquids
GB2348209B (en) *	1999-03-24	2001-05-09	Ionex Ltd	Water purification process

2002
- 2002-03-01 DE DE60212716T patent/DE60212716T2/de not_active Expired - Lifetime
- 2002-03-01 AU AU2002233906A patent/AU2002233906A1/en not_active Abandoned
- 2002-03-01 AT AT02700973T patent/ATE330909T1/de not_active IP Right Cessation
- 2002-03-01 ES ES02700973T patent/ES2266443T3/es not_active Expired - Lifetime
- 2002-03-01 US US10/505,587 patent/US20050115905A1/en not_active Abandoned
- 2002-03-01 EP EP02700973A patent/EP1480913B9/de not_active Expired - Lifetime
- 2002-03-01 WO PCT/SE2002/000360 patent/WO2003074430A1/en not_active Ceased

Also Published As

Publication number	Publication date
DE60212716T2 (de)	2007-06-28
AU2002233906A1 (en)	2003-09-16
EP1480913A1 (de)	2004-12-01
ES2266443T3 (es)	2007-03-01
EP1480913B1 (de)	2006-06-21
EP1480913B9 (de)	2006-10-11
DE60212716D1 (de)	2006-08-03
WO2003074430A1 (en)	2003-09-12
US20050115905A1 (en)	2005-06-02

Legal Events

Date	Code	Title	Description
2006-12-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties

Publication	Publication Date	Title
ATE330909T1 (de)	2006-07-15	Entfernung von nitrat
EP1459737A4 (de)	2007-09-26	Eine säureinstabile chemikalie in grossen mengen enthaltendes granulat
DE60324912D1 (de)	2009-01-08	Verfahren zur absorption von sauren gasen
RU2001128670A (ru)	2003-07-10	Способ очистки воды
ATE33406T1 (de)	1988-04-15	Vorrichtung zur elektrolytischen herstellung von chlorwasser.
DE502004011953D1 (de)	2011-01-13	Verfahren zur hydrophobierung von textilen materialien
GB1472429A (en)	1977-05-04	Nitrohumic acid-based adsorbent
DE60111558D1 (de)	2005-07-21	Verfahren und vorrichtung zur abtrennung und zerstörung von gelöstem nitrat
JP2004532111A5 (de)	2005-12-22
Lin et al.	2018	Cyanide containing wastewater treatment by ozone enhanced catalytic oxidation over diatomite catalysts
JPS5328960A (en)	1978-03-17	Nitration treatment
SE9303273L (sv)	1995-04-07	Förfarande och anordning att framställa klorsyra
RU96107284A (ru)	1998-05-27	Способ обработки продуктивного пласта
Marsal et al.	2000	Study on an unhairing process with hydrogen peroxide and amines
NO20040651L (no)	2004-04-16	Hydrogenutviklingsinhiberende additiver for elektroproduksjon av sink.
JPS5343689A (en)	1978-04-19	Method and apparatus for regenerating aqueous acid solution
TWI263535B (en)	2006-10-11	Electrolyze-assisting zeolite adsorption process for eliminating ammonium-nitrogen
AR047461A1 (es)	2006-01-18	Formacion, purificacion y uso de n-formilolanzapina
ATE257961T1 (de)	2004-01-15	Verfahren zur durchführung von mehreren chemischer reaktionen, set und system dazu
Hong	1998	The role of pH and initial concentration on GAC adsorption for removal of natural organic matter
CN106186534A (zh)	2016-12-07	一种毛皮硝染废水综合利用工艺
RU2003120037A (ru)	2005-02-10	Способ получения нитрата палладия
SU710570A1 (ru)	1980-01-25	Способ регенерации ионитов
DE502004003448D1 (de)	2007-05-24	Vorrichtung und Schacht zur dezentralen Behandlung von Wasser sowie Verfahren hierzu
JPS5845314B2 (ja)	1983-10-08	廃水中のアンモニアの除去方法