ID30239A - ELECTROLITICAL APARATUS, METHOD FOR PURIFICATION OF WATER SOLUTION AND CHEMICAL SYSTEMS - Google Patents

ELECTROLITICAL APARATUS, METHOD FOR PURIFICATION OF WATER SOLUTION AND CHEMICAL SYSTEMS

Info

Publication number
ID30239A
ID30239A IDW00200101452A ID20011452A ID30239A ID 30239 A ID30239 A ID 30239A ID W00200101452 A IDW00200101452 A ID W00200101452A ID 20011452 A ID20011452 A ID 20011452A ID 30239 A ID30239 A ID 30239A
Authority
ID
Indonesia
Prior art keywords
electrolitical
aparatus
purification
water solution
chemical systems
Prior art date
Application number
IDW00200101452A
Other languages
Indonesian (id)
Inventor
Guillermo Daniel Zappi
Norman L Weinberg
Original Assignee
Zappi Water Purification Syste
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 Syste filed Critical Zappi Water Purification Syste
Publication of ID30239A publication Critical patent/ID30239A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/42Treatment of water, waste water, or sewage by ion-exchange
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • C02F1/4674Treatment 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
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4676Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electroreduction
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • C02F2001/46128Bipolar electrodes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • C02F2001/46133Electrodes characterised by the material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • C02F2001/46152Electrodes characterised by the shape or form
    • C02F2001/46157Perforated or foraminous electrodes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/16Nitrogen compounds, e.g. ammonia
    • C02F2101/163Nitrates
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/30Nature of the water, waste water, sewage or sludge to be treated from the textile industry
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/46Apparatus for electrochemical processes
    • C02F2201/461Electrolysis apparatus
    • C02F2201/46105Details relating to the electrolytic devices
    • C02F2201/4611Fluid flow
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/46Apparatus for electrochemical processes
    • C02F2201/461Electrolysis apparatus
    • C02F2201/46105Details relating to the electrolytic devices
    • C02F2201/46115Electrolytic cell with membranes or diaphragms
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/46Apparatus for electrochemical processes
    • C02F2201/461Electrolysis apparatus
    • C02F2201/46105Details relating to the electrolytic devices
    • C02F2201/46155Heating or cooling
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00Use of specific compounds during water treatment
    • C02F2305/02Specific form of oxidant
    • C02F2305/026Fenton's reagent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (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)
IDW00200101452A 1998-12-07 1999-12-06 ELECTROLITICAL APARATUS, METHOD FOR PURIFICATION OF WATER SOLUTION AND CHEMICAL SYSTEMS ID30239A (en)

Applications Claiming Priority (2)

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
US09/433,686 US6328875B1 (en) 1998-12-07 1999-11-04 Electrolytic apparatus, methods for purification of aqueous solutions and synthesis of chemicals

Publications (1)

Publication Number Publication Date
ID30239A true ID30239A (en) 2001-11-15

Family

ID=26901806

Family Applications (1)

Application Number Title Priority Date Filing Date
IDW00200101452A ID30239A (en) 1998-12-07 1999-12-06 ELECTROLITICAL APARATUS, METHOD FOR PURIFICATION OF WATER SOLUTION AND CHEMICAL SYSTEMS

Country Status (23)

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

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1329576A (en) * 1998-12-07 2002-01-02 萨比水纯化系统公司 Electrolytic apparatus, methods 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
BR0207222A (en) * 2001-02-15 2004-03-09 Procter & Gamble High efficiency electrolysis cell for the generation of oxidants in solutions.
US7048842B2 (en) 2001-06-22 2006-05-23 The Procter & Gamble Company Electrolysis cell for generating chlorine dioxide
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 (en) * 2001-05-01 2002-11-06 CSEM Centre Suisse d'Electronique et de Microtechnique SA Modular electrochemical cell
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
US7837882B2 (en) * 2002-11-19 2010-11-23 Xogen Technologies Inc. Treatment of a waste stream through production and utilization of oxyhydrogen gas
DE60331110D1 (en) * 2002-11-19 2010-03-11 Xogen Technologies Inc Waste water treatment by generation and consumption of H2 and O2 gas
US9296629B2 (en) 2002-11-19 2016-03-29 Xogen Technologies Inc. Treatment of a waste stream through production and utilization of oxyhydrogen gas
US9187347B2 (en) 2002-11-19 2015-11-17 Xogen Technologies Inc. Treatment of a waste stream through production and utilization of oxyhydrogen gas
DE102004015680A1 (en) * 2004-03-26 2005-11-03 Condias Gmbh Electrode arrangement for electrochemical treatment of low conductivity liquids
DE102004023161A1 (en) * 2004-05-07 2005-11-24 Eilenburger Elektrolyse- Und Umwelttechnik Gmbh Electrolysis cell with multilayer expanded metal cathodes
EP1650329A3 (en) 2004-10-21 2007-11-07 Trust Sterile Services Limited Apparatus and method for electrolytic cleaning
CN101475244B (en) * 2009-01-13 2011-09-28 长沙创享环保科技有限公司 Electrochemical device for processing heavy metal wastewater
JP4750873B2 (en) * 2009-04-22 2011-08-17 有限会社コメット Method for treating waste liquid containing phenols
US20120279872A1 (en) * 2009-05-20 2012-11-08 Lakehead University Method and system for combined photocatalytic and electrochemical wastewater remediation
JP5113892B2 (en) 2010-04-30 2013-01-09 アクアエコス株式会社 Membrane-electrode assembly, electrolytic cell using the same, ozone water production apparatus, ozone water production method, sterilization method, and waste water / waste liquid treatment method
TW201207155A (en) * 2010-08-11 2012-02-16 Prometheus Energy Technology Co Electrolysis device for producing oxyhydrogen gas
US20130168262A1 (en) * 2010-09-21 2013-07-04 Transfert Plus, S.E.C. Method and system for electrochemical removal of nitrate and ammonia
MX356022B (en) 2010-12-10 2018-05-08 Aquahydrex Pty Ltd Multi-layer water- splitting devices.
EP2697730A4 (en) * 2011-04-15 2015-04-15 Advanced Diamond Technologies Inc Electrochemical system and method for on-site generation of oxidants at high current density
KR101679325B1 (en) * 2011-05-18 2016-11-24 현대중공업 주식회사 Electrolyzer structure of electrolysis apparatus
KR20150032691A (en) 2012-06-12 2015-03-27 모나쉬 유니버시티 Gas permeable electrode and method of manufacture
CA2876236A1 (en) 2012-06-12 2013-12-19 Monash University Breathable electrode and method for use in water splitting
WO2015013767A1 (en) 2013-07-31 2015-02-05 Aquahydrex Pty Ltd Electro-synthetic or electro-energy cell with gas diffusion electrode(s)
US10323328B2 (en) 2015-06-19 2019-06-18 Bio-H2-Gen Inc. Method for producing hydrogen gas from aqueous hydrogen sulphide
WO2017132229A1 (en) * 2016-01-29 2017-08-03 Lopez Noe Joshua Electrolytic treater and method for treating water
ES2850501T3 (en) * 2016-11-22 2021-08-30 Asahi Chemical Ind Electrode for electrolysis
TWI633064B (en) * 2017-06-05 2018-08-21 財團法人工業技術研究院 Electrolytic reduction module unit and water purification device
JP7160846B2 (en) * 2017-07-12 2022-10-25 アクシン ウォーター テクノロジーズ インコーポレイテッド How a wastewater treatment system works
TWI648431B (en) * 2018-01-03 2019-01-21 莊政霖 Electrolysis device
EP3841069A4 (en) * 2018-08-23 2022-05-04 Evoqua Water Technologies LLC System and method for electrochemical oxidation of polyfluoroalkyl substances in water
US11629418B2 (en) * 2018-11-30 2023-04-18 Sedo Engineering Sa By-products (impurity) removal
IT201800021490A1 (en) * 2018-12-31 2020-07-01 Leto Barone Giovanni Electrolytic cell for the production of oxyhydrogen gas.
KR20210122260A (en) 2019-02-01 2021-10-08 아쿠아하이드렉스, 인크. Electrochemical systems with limited electrolytes
CN113474487A (en) * 2019-02-22 2021-10-01 学校法人工学院大学 Water electrolysis device, sterilization and cleaning method using water electrolysis device, and method for decomposing and removing harmful substance
US20220306498A1 (en) * 2019-06-19 2022-09-29 Evoqua Water Technologies Llc Electrochemically activated persulfate for advanced oxidation processes
BR102019017102A2 (en) 2019-08-16 2021-03-02 Charles Adriano Duvoisin system and electropurifying method of effluents, through the directed electron trap and corresponding equipment
WO2021252965A1 (en) * 2020-06-12 2021-12-16 Pani Clean, Inc. Hybrid electrodialysis and electrolysis systems and processes
CN112408554B (en) * 2020-11-11 2022-11-15 北京工业大学 Floating type dioxygen source gas diffusion electrode device and application
WO2022266728A1 (en) * 2021-06-21 2022-12-29 Duvoisin Charles Adriano System and method for electroenergizing water and aqueous solutions for use in agriculture and livestock farming, electroenergized fluid and corresponding use

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 (en) * 1975-01-21 1982-09-23 Basf Ag, 6700 Ludwigshafen Electrochemical cell with bipolar electrodes
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 (en) * 1987-02-20 1989-08-31 Bbc Brown Boveri & Cie
FR2628757B1 (en) * 1988-03-17 1992-01-17 Atochem METHOD FOR REGULATING AN ELECTROLYSIS CELL, ITS APPLICATION TO THE PRODUCTION OF CHLORINE AND SODA BY ELECTROLYSIS OF SODIUM CHLORIDE IN 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
ATE170251T1 (en) * 1991-10-01 1998-09-15 Michael A Silveri ELECTROLYTIC SWIMMING POOL CLEANER
US5376240A (en) * 1991-11-04 1994-12-27 Olin Corporation Process for the removal of oxynitrogen species for aqueous solutions
NO931689L (en) * 1993-05-10 1994-11-11 Sigurd Fongen Apparatus for electrochemical synthesis for "in-line" and "off-line" bleaching, oxidation and disinfection of organic substances in liquids.
ES2080686B1 (en) 1994-02-16 1996-10-16 S E De Carburos Metalicos S A ELECTROLYTIC DEPURATION PROCESS AND EQUIPMENT IN CONTAMINATED WASTEWATER USING OXYGEN CATODES.
DE19512955C2 (en) * 1995-04-10 1998-09-10 Ernst A Prof Dr Stadlbauer Water treatment process for the reductive conversion of nitrate and nitrite into elemental nitrogen
CN1329576A (en) * 1998-12-07 2002-01-02 萨比水纯化系统公司 Electrolytic apparatus, methods purification of aqueous solutions and synthesis of chemicals

Also Published As

Publication number Publication date
AU767548B2 (en) 2003-11-13
EP1150921A4 (en) 2003-06-18
JP2002531704A (en) 2002-09-24
AU3112000A (en) 2000-06-26
BR9915992A (en) 2001-09-04
OA11806A (en) 2005-08-10
AP2001002197A0 (en) 2001-09-30
CA2355346C (en) 2004-07-20
CZ20012002A3 (en) 2002-05-15
EE200100303A (en) 2002-08-15
IL143529A0 (en) 2002-04-21
PL348151A1 (en) 2002-05-06
NZ512645A (en) 2002-10-25
CA2355346A1 (en) 2000-06-15
MXPA01005705A (en) 2003-07-14
BG105679A (en) 2002-06-28
IS5954A (en) 2001-05-29
TR200101659T2 (en) 2001-10-22
SK7672001A3 (en) 2001-12-03
EP1150921A1 (en) 2001-11-07
HUP0104664A2 (en) 2002-03-28
TW490444B (en) 2002-06-11
CN1329576A (en) 2002-01-02
NO20012804D0 (en) 2001-06-07
NO20012804L (en) 2001-06-07
WO2000034184A1 (en) 2000-06-15

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