CA2247135C - Traitement electrochimique d'eau contaminee par des composes azotes - Google Patents

Traitement electrochimique d'eau contaminee par des composes azotes Download PDF

Info

Publication number: CA2247135C
Authority: CA; Canada
Prior art keywords: procedure; voltage; water; cell; electrodes
Prior art date: 1996-02-22
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

CA002247135A

Other languages

English (en)

Other versions

CA2247135A1 (fr

Inventor

Mei Lin

Gene Sidney Shelp

Ward Chesworth

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.)

Enpar Technologies Inc

Original Assignee

Enpar Technologies Inc

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.)

1996-02-22

Filing date

1997-02-21

Publication date

2006-08-08

1996-02-22 Priority claimed from GBGB9603741.1A external-priority patent/GB9603741D0/en

1997-02-21 Application filed by Enpar Technologies Inc filed Critical Enpar Technologies Inc

1997-08-28 Publication of CA2247135A1 publication Critical patent/CA2247135A1/fr

2006-08-08 Application granted granted Critical

2006-08-08 Publication of CA2247135C publication Critical patent/CA2247135C/fr

2017-02-21 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 90
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 title claims abstract description 19
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 91
229910002651 NO3 Inorganic materials 0.000 claims abstract description 37
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims abstract description 37
229910001873 dinitrogen Inorganic materials 0.000 claims abstract description 37
239000000356 contaminant Substances 0.000 claims abstract description 29
230000009466 transformation Effects 0.000 claims abstract description 8
238000000034 method Methods 0.000 claims description 28
238000006243 chemical reaction Methods 0.000 claims description 27
229910052757 nitrogen Inorganic materials 0.000 claims description 27
239000003673 groundwater Substances 0.000 claims description 17
230000000694 effects Effects 0.000 claims description 13
239000000463 material Substances 0.000 claims description 11
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
239000001257 hydrogen Substances 0.000 claims description 8
229910052739 hydrogen Inorganic materials 0.000 claims description 8
229910052751 metal Inorganic materials 0.000 claims description 7
239000002184 metal Substances 0.000 claims description 7
238000010587 phase diagram Methods 0.000 claims description 7
238000011065 in-situ storage Methods 0.000 claims description 6
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
229910052742 iron Inorganic materials 0.000 claims description 4
238000005259 measurement Methods 0.000 claims description 4
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
239000003792 electrolyte Substances 0.000 claims description 3
229910052749 magnesium Inorganic materials 0.000 claims description 3
239000011777 magnesium Substances 0.000 claims description 3
230000002378 acidificating effect Effects 0.000 claims description 2
238000012544 monitoring process Methods 0.000 claims description 2
238000004891 communication Methods 0.000 claims 1
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract description 25
239000003643 water by type Substances 0.000 abstract description 4
238000005868 electrolysis reaction Methods 0.000 description 18
239000007789 gas Substances 0.000 description 15
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 14
MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 13
239000010865 sewage Substances 0.000 description 12
238000010586 diagram Methods 0.000 description 9
239000012071 phase Substances 0.000 description 8
230000009467 reduction Effects 0.000 description 8
GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 7
230000003647 oxidation Effects 0.000 description 7
238000007254 oxidation reaction Methods 0.000 description 7
230000002829 reductive effect Effects 0.000 description 6
239000000126 substance Substances 0.000 description 6
229910021529 ammonia Inorganic materials 0.000 description 5
230000015556 catabolic process Effects 0.000 description 5
230000008859 change Effects 0.000 description 5
150000001875 compounds Chemical class 0.000 description 5
239000010802 sludge Substances 0.000 description 5
241000894007 species Species 0.000 description 5
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
231100000331 toxic Toxicity 0.000 description 4
230000002588 toxic effect Effects 0.000 description 4
241000894006 Bacteria Species 0.000 description 3
238000005842 biochemical reaction Methods 0.000 description 3
229910052799 carbon Inorganic materials 0.000 description 3
238000010349 cathodic reaction Methods 0.000 description 3
238000003487 electrochemical reaction Methods 0.000 description 3
150000002500 ions Chemical class 0.000 description 3
239000012528 membrane Substances 0.000 description 3
150000002739 metals Chemical class 0.000 description 3
JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 3
239000000047 product Substances 0.000 description 3
229910052782 aluminium Inorganic materials 0.000 description 2
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
230000008901 benefit Effects 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
238000004364 calculation method Methods 0.000 description 2
239000003344 environmental pollutant Substances 0.000 description 2
-1 hydrogen ions Chemical class 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
229910000069 nitrogen hydride Inorganic materials 0.000 description 2
239000001301 oxygen Substances 0.000 description 2
229910052760 oxygen Inorganic materials 0.000 description 2
230000037361 pathway Effects 0.000 description 2
231100000719 pollutant Toxicity 0.000 description 2
230000008569 process Effects 0.000 description 2
239000000376 reactant Substances 0.000 description 2
230000002269 spontaneous effect Effects 0.000 description 2
239000002351 wastewater Substances 0.000 description 2
PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
239000002028 Biomass Substances 0.000 description 1
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
241001465754 Metazoa Species 0.000 description 1
IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
230000009471 action Effects 0.000 description 1
239000010828 animal waste Substances 0.000 description 1
239000010405 anode material Substances 0.000 description 1
230000001580 bacterial effect Effects 0.000 description 1
230000004071 biological effect Effects 0.000 description 1
230000031018 biological processes and functions Effects 0.000 description 1
230000005587 bubbling Effects 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
239000013626 chemical specie Substances 0.000 description 1
239000000460 chlorine Substances 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000000975 co-precipitation Methods 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
238000011109 contamination Methods 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
230000008021 deposition Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
239000002283 diesel fuel Substances 0.000 description 1
229910001882 dioxygen Inorganic materials 0.000 description 1
239000003651 drinking water Substances 0.000 description 1
235000020188 drinking water Nutrition 0.000 description 1
238000006056 electrooxidation reaction Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
239000002360 explosive Substances 0.000 description 1
230000008014 freezing Effects 0.000 description 1
238000007710 freezing Methods 0.000 description 1
239000007792 gaseous phase Substances 0.000 description 1
229910002804 graphite Inorganic materials 0.000 description 1
239000010439 graphite Substances 0.000 description 1
230000036541 health Effects 0.000 description 1
238000007689 inspection Methods 0.000 description 1
238000009434 installation Methods 0.000 description 1
230000003993 interaction Effects 0.000 description 1
SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
231100000053 low toxicity Toxicity 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
239000000203 mixture Substances 0.000 description 1
239000001272 nitrous oxide Substances 0.000 description 1
231100000252 nontoxic Toxicity 0.000 description 1
230000003000 nontoxic effect Effects 0.000 description 1
238000005554 pickling Methods 0.000 description 1
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000002035 prolonged effect Effects 0.000 description 1
230000001737 promoting effect Effects 0.000 description 1
238000004064 recycling Methods 0.000 description 1
238000005067 remediation Methods 0.000 description 1
238000011160 research Methods 0.000 description 1
239000011343 solid material Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
239000002341 toxic gas Substances 0.000 description 1
238000000844 transformation Methods 0.000 description 1
239000002699 waste material Substances 0.000 description 1
239000002349 well water Substances 0.000 description 1
235000020681 well water Nutrition 0.000 description 1

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
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
- 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
- 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
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/586—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing ammoniacal nitrogen
- 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
- C02F1/46176—Galvanic cells
- 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
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
- 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
- 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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
- 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
- C02F2201/4611—Fluid flow
- 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
- C02F2201/46125—Electrical variables
- 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
- C02F2201/46125—Electrical variables
- C02F2201/4613—Inversing polarity
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
General Chemical & Material Sciences (AREA)
Water Treatment By Electricity Or Magnetism (AREA)

CA002247135A 1996-02-22 1997-02-21 Traitement electrochimique d'eau contaminee par des composes azotes Expired - Fee Related CA2247135C (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GBGB9603741.1A GB9603741D0 (en)	1996-02-22	1996-02-22	Treatment of water by electrolysis
GB9603741.1		1996-02-22
PCT/CA1997/000122 WO1997030941A1 (fr)	1996-02-22	1997-02-21	Traitement electrochimique d'eau contaminee par des composes azotes

Publications (2)

Publication Number	Publication Date
CA2247135A1 CA2247135A1 (fr)	1997-08-28
CA2247135C true CA2247135C (fr)	2006-08-08

Family

ID=36791764

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002247135A Expired - Fee Related CA2247135C (fr)	1996-02-22	1997-02-21	Traitement electrochimique d'eau contaminee par des composes azotes

Country Status (1)

Country	Link
CA (1)	CA2247135C (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2595925A4 (fr) *	2010-07-21	2014-08-27	Cambrian Innovation Llc	Dénitrification et contrôle du ph à l'aide de systèmes bio-électrochimiques
WO2015084603A1 (fr) *	2013-12-02	2015-06-11	Lean Environment Inc	Système de réacteur électrochimique pour le traitement d'eau
EP3284829A1 (fr) *	2009-06-16	2018-02-21	Cambrian Innovation, Inc.	Systèmes et dispositifs pour le traitement et la surveillance de l'eau, des eaux usées et d'autres matières biodégradables
US10099950B2 (en)	2010-07-21	2018-10-16	Cambrian Innovation Llc	Bio-electrochemical system for treating wastewater

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US9963790B2 (en)	2010-10-19	2018-05-08	Matthew Silver	Bio-electrochemical systems
US9085474B2 (en)	2012-12-28	2015-07-21	Lean Environment Inc.	Modular system for storm water and/or waste water treatment

1997
- 1997-02-21 CA CA002247135A patent/CA2247135C/fr not_active Expired - Fee Related

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP3284829A1 (fr) *	2009-06-16	2018-02-21	Cambrian Innovation, Inc.	Systèmes et dispositifs pour le traitement et la surveillance de l'eau, des eaux usées et d'autres matières biodégradables
EP2595925A4 (fr) *	2010-07-21	2014-08-27	Cambrian Innovation Llc	Dénitrification et contrôle du ph à l'aide de systèmes bio-électrochimiques
US10099950B2 (en)	2010-07-21	2018-10-16	Cambrian Innovation Llc	Bio-electrochemical system for treating wastewater
WO2015084603A1 (fr) *	2013-12-02	2015-06-11	Lean Environment Inc	Système de réacteur électrochimique pour le traitement d'eau
US10071921B2 (en)	2013-12-02	2018-09-11	Lean Environment Inc.	Electrochemical reactor system for treatment of water

Also Published As

Publication number	Publication date
CA2247135A1 (fr)	1997-08-28

Legal Events

Date	Code	Title	Description
2002-01-24	EEER	Examination request
2016-04-04	MKLA	Lapsed	Effective date: 20160222

Publication	Publication Date	Title
US6083377A (en)	2000-07-04	Electrochemical treatment of water contaminated with nitrogenous compounds
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US7300591B2 (en)	2007-11-27	Wastewater treating method and wastewater treating apparatus
US7018543B2 (en)	2006-03-28	Waste water treating method and waste water treating apparatus
US20040256317A1 (en)	2004-12-23	Method for treating for-treatment water containing organic matter and nitrogen compound
US20180141836A1 (en)	2018-05-24	Electrochemical removal of sulfide species and phosphorus species
KR20010020185A (ko)	2001-03-15	질산염 환원 방법
Idelovitch et al.	2003	The long-term performance of Soil Aquifer Treatment (SAT) for effluent reuse
CA2247135C (fr)	2006-08-08	Traitement electrochimique d'eau contaminee par des composes azotes
Wang et al.	2012	Electrochemical oxidation of sulfide in oil wastewater using Ti/IrO2 anode
Ceballos-Escalera et al.	2024	Nitrate electro-bioremediation and water disinfection for rural areas
Dubuc et al.	2022	Electro-Fenton treatment of contaminated mine water to decrease thiosalts toxicity to Daphnia magna
Castillo et al.	1999	UV treatability test for chemical and petrochemical wastewater
Račys et al.	2010	Application of ORP for the evaluation of water contamination
Robles et al.	2020	Anaerobic treatment of sulfate-rich wastewaters: process modeling and control
Santos et al.	2019	Influence of some parameters on the nitrate formation during ammonia electrooxidation from an effluent generated by fertilizers’ storage and handling facilities
Hossini et al.	2016	Off-gas treatment of ammonia using a diffused air stripper: a kinetic study
JPS62282692A (ja)	1987-12-08	排水の活性汚泥処理方法
KR100545306B1 (ko)	2006-01-24	질산성 폐수의 전기 화학적 처리 방법
Wang et al.	2018	Efficient electrochemical ammonia removal system.