CA2355346C - Electrolytic apparatus, methods for purification of aqueous solutions and synthesis of chemicals - Google Patents

Electrolytic apparatus, methods for purification of aqueous solutions and synthesis of chemicals Download PDF

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Publication number
CA2355346C
CA2355346C CA002355346A CA2355346A CA2355346C CA 2355346 C CA2355346 C CA 2355346C CA 002355346 A CA002355346 A CA 002355346A CA 2355346 A CA2355346 A CA 2355346A CA 2355346 C CA2355346 C CA 2355346C
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CA
Canada
Prior art keywords
electrolysis cell
cell
electrodes
electrolysis
electrolyte
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
CA002355346A
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English (en)
French (fr)
Other versions
CA2355346A1 (en
Inventor
Guillermo Daniel Zappi
Norman L. Weinberg
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.)
Zappi Water Purification System Inc
Original Assignee
Zappi Water Purification System 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.)
Filing date
Publication date
Priority claimed from US09/206,924 external-priority patent/US6315886B1/en
Application filed by Zappi Water Purification System Inc filed Critical Zappi Water Purification System Inc
Publication of CA2355346A1 publication Critical patent/CA2355346A1/en
Application granted granted Critical
Publication of CA2355346C publication Critical patent/CA2355346C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • C02F1/46104—Devices therefor; Their operating or servicing
    • 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
    • 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
    • C02F1/4672—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
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • C02F1/4674—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation with halogen or compound of halogens, e.g. chlorine, bromine
    • 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
    • C02F1/46—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
    • C02F2001/46128—Bipolar electrodes
    • 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
    • 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
    • C02F2001/46152—Electrodes characterised by the shape or form
    • C02F2001/46157—Perforated or foraminous electrodes
    • 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
    • C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
    • 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
    • C02F2201/46155—Heating or cooling
    • 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
    • C02F2303/04—Disinfection
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/02—Specific form of oxidant
    • C02F2305/026—Fenton's reagent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General 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)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
CA002355346A 1998-12-07 1999-12-06 Electrolytic apparatus, methods for purification of aqueous solutions and synthesis of chemicals Expired - Fee Related CA2355346C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US09/206,924 US6315886B1 (en) 1998-12-07 1998-12-07 Electrolytic apparatus and methods for purification of aqueous solutions
US09/206,924 1998-12-07
US09/433,686 US6328875B1 (en) 1998-12-07 1999-11-04 Electrolytic apparatus, methods for purification of aqueous solutions and synthesis of chemicals
US09/433,686 1999-11-04
PCT/US1999/028869 WO2000034184A1 (en) 1998-12-07 1999-12-06 Electrolytic apparatus, methods for purification of aqueous solutions and synthesis of chemicals

Publications (2)

Publication Number Publication Date
CA2355346A1 CA2355346A1 (en) 2000-06-15
CA2355346C true CA2355346C (en) 2004-07-20

Family

ID=26901806

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002355346A Expired - Fee Related CA2355346C (en) 1998-12-07 1999-12-06 Electrolytic apparatus, methods for purification of aqueous solutions and synthesis of chemicals

Country Status (23)

Country Link
EP (1) EP1150921A4 (is)
JP (1) JP2002531704A (is)
CN (1) CN1329576A (is)
AP (1) AP2001002197A0 (is)
AU (1) AU767548B2 (is)
BG (1) BG105679A (is)
BR (1) BR9915992A (is)
CA (1) CA2355346C (is)
CZ (1) CZ20012002A3 (is)
EE (1) EE200100303A (is)
HU (1) HUP0104664A2 (is)
ID (1) ID30239A (is)
IL (1) IL143529A0 (is)
IS (1) IS5954A (is)
MX (1) MXPA01005705A (is)
NO (1) NO20012804L (is)
NZ (1) NZ512645A (is)
OA (1) OA11806A (is)
PL (1) PL348151A1 (is)
SK (1) SK7672001A3 (is)
TR (1) TR200101659T2 (is)
TW (1) TW490444B (is)
WO (1) WO2000034184A1 (is)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10323328B2 (en) 2015-06-19 2019-06-18 Bio-H2-Gen Inc. Method for producing hydrogen gas from aqueous hydrogen sulphide

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SK7672001A3 (en) * 1998-12-07 2001-12-03 Zappi Water Purification Syste Electrolytic apparatus, methods for purification of aqueous solutions and synthesis of chemicals
GB9920532D0 (en) * 1999-09-01 1999-11-03 Univ Abertay Method
US20030042134A1 (en) 2001-06-22 2003-03-06 The Procter & Gamble Company High efficiency electrolysis cell for generating oxidants in solutions
US7048842B2 (en) 2001-06-22 2006-05-23 The Procter & Gamble Company Electrolysis cell for generating chlorine dioxide
KR100567182B1 (ko) * 2001-02-15 2006-04-03 더 프록터 앤드 갬블 캄파니 용액에 산화제를 생성하기 위한 고 효율 무전해셀
US6921743B2 (en) 2001-04-02 2005-07-26 The Procter & Gamble Company Automatic dishwashing compositions containing a halogen dioxide salt and methods for use with electrochemical cells and/or electrolytic devices
EP1254972A1 (fr) * 2001-05-01 2002-11-06 CSEM Centre Suisse d'Electronique et de Microtechnique SA Cellule electrochimique modulaire
US7413637B2 (en) 2002-05-17 2008-08-19 The Procter And Gamble Company Self-contained, self-powered electrolytic devices for improved performance in automatic dishwashing
US9187347B2 (en) 2002-11-19 2015-11-17 Xogen Technologies Inc. Treatment of a waste stream through production and utilization of oxyhydrogen gas
CA2506287C (en) * 2002-11-19 2010-07-13 Xogen Technologies Inc. Treatment of a waste stream through production and utilization of oxyhydrogen gas
US9296629B2 (en) 2002-11-19 2016-03-29 Xogen Technologies Inc. Treatment of a waste stream through production and utilization of oxyhydrogen gas
US7837882B2 (en) * 2002-11-19 2010-11-23 Xogen Technologies Inc. Treatment of a waste stream through production and utilization of oxyhydrogen gas
DE102004015680A1 (de) * 2004-03-26 2005-11-03 Condias Gmbh Elektrodenanordnung für eine elektrochemische Behandlung von Flüssigkeiten mit einer geringen Leitfähigkeit
DE102004023161A1 (de) * 2004-05-07 2005-11-24 Eilenburger Elektrolyse- Und Umwelttechnik Gmbh Elektrolysezelle mit Mehrlagen-Streckmetall-Kathoden
EP1650329A3 (en) 2004-10-21 2007-11-07 Trust Sterile Services Limited Apparatus and method for electrolytic cleaning
CN101475244B (zh) * 2009-01-13 2011-09-28 长沙创享环保科技有限公司 用于处理重金属废水的电化学装置
JP4750873B2 (ja) * 2009-04-22 2011-08-17 有限会社コメット フェノール類を含有する廃液の処理方法
WO2010132993A1 (en) * 2009-05-20 2010-11-25 Lakehead University Method and system for combined photocatalytic and electrochemical wastewater remediation
JP5113892B2 (ja) 2010-04-30 2013-01-09 アクアエコス株式会社 膜−電極接合体、これを用いる電解セル、オゾン水製造装置、オゾン水製造方法、殺菌方法及び廃水・廃液処理方法
TW201207155A (en) * 2010-08-11 2012-02-16 Prometheus Energy Technology Co Electrolysis device for producing oxyhydrogen gas
WO2012037677A1 (en) * 2010-09-21 2012-03-29 Institut National De La Recherche Scientifique Method and system for electrochemical removal of nitrate and ammonia
CA2819060A1 (en) 2010-12-10 2012-06-14 University Of Wollongong Multi-layer water- splitting devices
EP2697730A4 (en) * 2011-04-15 2015-04-15 Advanced Diamond Technologies Inc ELECTROCHEMICAL SYSTEM AND METHOD FOR PROPORTION OF OXIDIZERS AT HIGH CURRENT DENSITY
KR101679325B1 (ko) * 2011-05-18 2016-11-24 현대중공업 주식회사 전기분해장치의 전해조 구조
KR20150032691A (ko) 2012-06-12 2015-03-27 모나쉬 유니버시티 기체 투과성 전극 및 제조 방법
US10087536B2 (en) 2012-06-12 2018-10-02 Aquahydrex Pty Ltd Breathable electrode and method for use in water splitting
CN105659412A (zh) 2013-07-31 2016-06-08 奥克海德莱克斯控股有限公司 用于管理电化学反应的方法和电化学电池
WO2017132229A1 (en) * 2016-01-29 2017-08-03 Lopez Noe Joshua Electrolytic treater and method for treating water
KR102272749B1 (ko) * 2016-11-22 2021-07-06 아사히 가세이 가부시키가이샤 전해용 전극
TWI633064B (zh) * 2017-06-05 2018-08-21 財團法人工業技術研究院 電解還原模組單元及淨水裝置
EP3652116B1 (en) * 2017-07-12 2025-06-18 Axine Water Technologies Inc. Method of operating an electrochemical wastewater treatment system
TWI648431B (zh) * 2018-01-03 2019-01-21 莊政霖 電解裝置
AU2019325635B2 (en) * 2018-08-23 2025-04-17 Evoqua Water Technologies Llc System and method for electrochemical oxidation of polyfluoroalkyl substances in water
EP3887577B1 (en) * 2018-11-30 2022-12-07 Sedo Engineering SA By-products (impurity) removal
IT201800021490A1 (it) * 2018-12-31 2020-07-01 Leto Barone Giovanni Cella elettrolitica per la produzione di gas ossidrogeno.
EP3918112A4 (en) 2019-02-01 2022-10-26 Aquahydrex, Inc. ELECTROCHEMICAL SYSTEM WITH ENCLOSED ELECTROLYTE
EP3929330A4 (en) * 2019-02-22 2022-12-21 Kogakuin University WATER ELECTROLYSIS APPARATUS, AND METHOD FOR STERILIZATION/CLEANING AND METHOD FOR DECOMPOSING/ELIMINATING A HARMFUL SUBSTANCE EACH USING A WATER ELECTROLYSIS APPARATUS
US12503379B2 (en) * 2019-06-19 2025-12-23 Evoqua Water Technologies Llc Electrochemically activated persulfate for advanced oxidation processes
BR102019017102A2 (pt) 2019-08-16 2021-03-02 Charles Adriano Duvoisin sistema e método eletropurificador de efluentes, através da armadilha de elétrons direcionada e equipamento correspondente
WO2021252965A1 (en) * 2020-06-12 2021-12-16 Pani Clean, Inc. Hybrid electrodialysis and electrolysis systems and processes
CN112408554B (zh) * 2020-11-11 2022-11-15 北京工业大学 一种漂浮式双氧源气体扩散电极装置及应用
BR112023025921A2 (pt) * 2021-06-21 2024-02-27 Adriano Duvoisin Charles Sistema e método para eletroenergização de água e soluções aquosas para agropecuária, fluido eletroenergizado e uso correspondentes
JP7362694B2 (ja) * 2021-06-30 2023-10-17 日華化学株式会社 クラフトリグニン、感熱記録用顕色剤及び感熱記録材料
CN115337965B (zh) * 2022-07-07 2024-12-17 山东东岳高分子材料有限公司 一种实验型全氟离子交换膜水解转型反应装置
EP4328355A3 (en) * 2022-08-23 2024-08-07 Indian Oil Corporation Limited Process of reusing bi-facial metal substrates for photoactive semiconductor materials for solar water splitting
DE102023123611A1 (de) * 2023-09-01 2025-03-06 Schneider Gmbh & Co. Kg Elektrodenanordnung für eine elektro-chemische Behandlung von Flüssigkeiten
WO2025151163A1 (en) * 2024-01-11 2025-07-17 Air Products And Chemicals, Inc. Apparatus and process for electrolyte solution purification for hydrogen production via electrolysis

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2399289A (en) * 1940-06-15 1946-04-30 Aqua Electric Corp Ltd Apparatus for purifying liquids
US3859195A (en) * 1972-09-20 1975-01-07 Du Pont Apparatus for electrochemical processing
DE2502167C2 (de) * 1975-01-21 1982-09-23 Basf Ag, 6700 Ludwigshafen Elektrochemische Zelle mit bipolaren Elektroden
US4125439A (en) * 1977-05-31 1978-11-14 National Research Development Corporation Electrochemical cells and methods of electrolysis
US4236990A (en) * 1979-05-29 1980-12-02 King Arthur S Treater with self-cleaning electrodes
CH671408A5 (is) * 1987-02-20 1989-08-31 Bbc Brown Boveri & Cie
FR2628757B1 (fr) * 1988-03-17 1992-01-17 Atochem Procede de regulation d'une cellule d'electrolyse, son application a la production du chlore et de la soude par electrolyse du chlorure de sodium en solution
GB8805991D0 (en) * 1988-03-14 1988-04-13 Ici Plc Electrochemical cell
EP0410946B1 (en) * 1989-07-24 1994-05-04 Tanaka Kikinzoku Kogyo K.K. Decomposition of detrimental substances
EP0540179B1 (en) * 1991-10-01 1998-08-26 Michael A. Silveri Electrolytic pool purifier
US5376240A (en) * 1991-11-04 1994-12-27 Olin Corporation Process for the removal of oxynitrogen species for aqueous solutions
NO931689L (no) * 1993-05-10 1994-11-11 Sigurd Fongen Anordning for elektrokjemisk syntese for "in-line" og "off-line" bleking, oksidasjon og desinfeksjon av organiske stoffer i væsker.
ES2080686B1 (es) 1994-02-16 1996-10-16 S E De Carburos Metalicos S A Proceso y equipo de depuracion electrolitica en aguas residuales contaminadas utilizando catodos de oxigeno.
DE19512955C2 (de) * 1995-04-10 1998-09-10 Ernst A Prof Dr Stadlbauer Wasseraufbereitungsverfahren zur reduktiven Umwandlung von Nitrat und Nitrit in elementaren Stickstoff
SK7672001A3 (en) * 1998-12-07 2001-12-03 Zappi Water Purification Syste Electrolytic apparatus, methods for purification of aqueous solutions and synthesis of chemicals

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10323328B2 (en) 2015-06-19 2019-06-18 Bio-H2-Gen Inc. Method for producing hydrogen gas from aqueous hydrogen sulphide

Also Published As

Publication number Publication date
TR200101659T2 (tr) 2001-10-22
EE200100303A (et) 2002-08-15
WO2000034184A1 (en) 2000-06-15
MXPA01005705A (es) 2003-07-14
EP1150921A4 (en) 2003-06-18
TW490444B (en) 2002-06-11
HUP0104664A2 (hu) 2002-03-28
NO20012804D0 (no) 2001-06-07
AU3112000A (en) 2000-06-26
BG105679A (en) 2002-06-28
CZ20012002A3 (cs) 2002-05-15
CA2355346A1 (en) 2000-06-15
IS5954A (is) 2001-05-29
NZ512645A (en) 2002-10-25
IL143529A0 (en) 2002-04-21
JP2002531704A (ja) 2002-09-24
ID30239A (id) 2001-11-15
BR9915992A (pt) 2001-09-04
CN1329576A (zh) 2002-01-02
EP1150921A1 (en) 2001-11-07
NO20012804L (no) 2001-06-07
AU767548B2 (en) 2003-11-13
PL348151A1 (en) 2002-05-06
SK7672001A3 (en) 2001-12-03
AP2001002197A0 (en) 2001-09-30
OA11806A (en) 2005-08-10

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