BR0214015B1 - célula de eletrólise para um processo eletroquìmico e eletrolisador. - Google Patents

célula de eletrólise para um processo eletroquìmico e eletrolisador.

Info

Publication number
BR0214015B1
BR0214015B1 BRPI0214015-2A BR0214015A BR0214015B1 BR 0214015 B1 BR0214015 B1 BR 0214015B1 BR 0214015 A BR0214015 A BR 0214015A BR 0214015 B1 BR0214015 B1 BR 0214015B1
Authority
BR
Brazil
Prior art keywords
gas
fed
electrode
planar element
crosses
Prior art date
Application number
BRPI0214015-2A
Other languages
English (en)
Other versions
BR0214015A (pt
Inventor
Giuseppe Faita
Fulvio Federico
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
Application filed filed Critical
Publication of BR0214015A publication Critical patent/BR0214015A/pt
Publication of BR0214015B1 publication Critical patent/BR0214015B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/28—Per-compounds
    • C25B1/30—Peroxides
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/08—Diaphragms; Spacing elements characterised by the material based on organic materials
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0232—Metals or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0239—Organic resins; Organic polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0241—Composites
    • H01M8/0245—Composites in the form of layered or coated products
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/0247—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8605—Porous electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/0204—Non-porous and characterised by the material
    • H01M8/0223—Composites
    • H01M8/0228—Composites in the form of layered or coated products
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells
BRPI0214015-2A 2001-11-12 2002-11-12 célula de eletrólise para um processo eletroquìmico e eletrolisador. BR0214015B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2001MI002379A ITMI20012379A1 (it) 2001-11-12 2001-11-12 Cella di elettrolisi con elettrodi a diffusione di gas
PCT/EP2002/012661 WO2003042430A2 (en) 2001-11-12 2002-11-12 Electrochemical cell with gas diffusion electrodes

Publications (2)

Publication Number Publication Date
BR0214015A BR0214015A (pt) 2004-10-13
BR0214015B1 true BR0214015B1 (pt) 2012-09-18

Family

ID=11448592

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0214015-2A BR0214015B1 (pt) 2001-11-12 2002-11-12 célula de eletrólise para um processo eletroquìmico e eletrolisador.

Country Status (18)

Country Link
US (1) US7670472B2 (pt)
EP (1) EP1446515B1 (pt)
JP (1) JP4209777B2 (pt)
KR (1) KR100939448B1 (pt)
CN (1) CN1303255C (pt)
AT (1) ATE509143T1 (pt)
AU (1) AU2002351989B2 (pt)
BR (1) BR0214015B1 (pt)
CA (1) CA2466498C (pt)
ES (1) ES2365604T3 (pt)
HU (1) HU227835B1 (pt)
IT (1) ITMI20012379A1 (pt)
MA (1) MA26231A1 (pt)
MX (1) MXPA04004513A (pt)
PL (1) PL209191B1 (pt)
RU (1) RU2303085C2 (pt)
WO (1) WO2003042430A2 (pt)
ZA (1) ZA200403438B (pt)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI255865B (en) * 2002-11-27 2006-06-01 Asahi Kasei Chemicals Corp Bipolar, zero-gap type electrolytic cell
DE10333853A1 (de) * 2003-07-24 2005-02-24 Bayer Materialscience Ag Elektrochemische Zelle
DE10342148A1 (de) * 2003-09-12 2005-04-07 Bayer Materialscience Ag Verfahren zur Elektrolyse einer wässrigen Lösung von Chlorwasserstoff oder Alkalichlorid
DE102004018748A1 (de) 2004-04-17 2005-11-10 Bayer Materialscience Ag Elektrochemische Zelle
JP2006219694A (ja) 2005-02-08 2006-08-24 Permelec Electrode Ltd ガス拡散電極
JP4834329B2 (ja) * 2005-05-17 2011-12-14 クロリンエンジニアズ株式会社 イオン交換膜型電解槽
ITMI20060054A1 (it) * 2006-01-16 2007-07-17 Uhdenora Spa Distributore di corrente elastico per celle a percolatore
ITMI20060726A1 (it) * 2006-04-12 2007-10-13 De Nora Elettrodi S P A Elettrodo a diffusione gassosa per celle a percolazione di elettrolita
PL2115445T3 (pl) 2006-12-23 2012-10-31 Miox Corp Sterowanie przepływem wewnętrznym w ogniwach elektrolitycznych
WO2010002861A1 (en) * 2008-07-02 2010-01-07 Miox Corporation Internal flow control in electrolytic cells
MX2011008710A (es) 2009-02-17 2011-11-04 Mcalister Technologies Llc Celda electrolitica y metodo de uso de ésta.
AU2010216052B2 (en) * 2009-02-17 2012-10-04 Mcalister Technologies, Llc Apparatus and method for gas capture during electrolysis
US9040012B2 (en) 2009-02-17 2015-05-26 Mcalister Technologies, Llc System and method for renewable resource production, for example, hydrogen production by microbial electrolysis, fermentation, and/or photosynthesis
EP2399316A1 (en) 2009-02-17 2011-12-28 McAlister Technologies, LLC Apparatus and method for controlling nucleation during electrolysis
US9067810B2 (en) * 2009-03-02 2015-06-30 Chester J. Sohn Electrolytic apparatus for treating ballast water and treatment system using same
CN103025920B (zh) 2010-07-13 2015-08-26 氯工程公司 用于制备氯·氢氧化钠的电解池以及制备氯·氢氧化钠的方法
CN102456904B (zh) * 2010-10-29 2014-04-09 大连融科储能技术发展有限公司 一种液流储能电池结构
DE102010062803A1 (de) * 2010-12-10 2012-06-14 Bayer Materialscience Aktiengesellschaft Verfahren zum Einbau von Sauerstoffverzehrelektroden in elektrochemische Zellen und elektrochemische Zellen
DE102010054159A1 (de) * 2010-12-10 2012-06-14 Bayer Materialscience Aktiengesellschaft Verfahren zum Einbau von Sauerstoffverzehrelektroden in elektrochemischen Zellen und elektrochemische Ze lle
DE102010054643A1 (de) 2010-12-15 2012-06-21 Bayer Material Science Ag Elektrolyseur mit spiralförmigem Einlaufschlauch
DE102011008163A1 (de) 2011-01-10 2012-07-12 Bayer Material Science Ag Beschichtung für metallische Zellelement-Werkstoffe einer Elektrolysezelle
DE102011017264A1 (de) 2011-04-15 2012-10-18 Bayer Material Science Ag Alternativer Einbau einer Gas-Diffussions-Elektrode in eine elektrochemische Zelle
DE102011100768A1 (de) 2011-05-06 2012-12-06 Bayer Material Science Ag Elektrochemische Zelle mit Rahmendichtung zur alternativen Abdichtung gegenRandläufigkeiten des Elektrolyten
EP2525430A1 (de) * 2011-05-19 2012-11-21 Siemens Aktiengesellschaft Befeuchtungszelle mit Stützgewebe aus Fluorkunststoff
US8562810B2 (en) 2011-07-26 2013-10-22 Ecolab Usa Inc. On site generation of alkalinity boost for ware washing applications
TWI568888B (zh) * 2011-09-15 2017-02-01 第諾拉工業公司 氣體擴散電極及其製法和電化電解池
ITMI20111938A1 (it) * 2011-10-26 2013-04-27 Industrie De Nora Spa Comparto anodico per celle per estrazione elettrolitica di metalli
DE102012204040A1 (de) * 2012-03-15 2013-09-19 Bayer Materialscience Aktiengesellschaft Verfahren zur Elektrolyse von Alkalichloriden mit Sauerstoffverzehrelektroden
CA3101570C (en) 2012-05-28 2023-06-20 Hydrogenics Corporation Electrolyser and energy system
BR112014031220A2 (pt) 2012-06-12 2017-06-27 Univ Monash estrutura de eletrodo com capacidade de respiração e método e sistema para uso em separação da água
CN102978656B (zh) * 2012-08-16 2015-04-08 郭越玖 一种实现旋转离心重力水电解制氢方法的装置
ITMI20121736A1 (it) * 2012-10-16 2014-04-17 Industrie De Nora Spa Cella di elettrolisi di soluzioni alcaline
US8808512B2 (en) 2013-01-22 2014-08-19 GTA, Inc. Electrolyzer apparatus and method of making it
US9222178B2 (en) 2013-01-22 2015-12-29 GTA, Inc. Electrolyzer
US9127244B2 (en) 2013-03-14 2015-09-08 Mcalister Technologies, Llc Digester assembly for providing renewable resources and associated systems, apparatuses, and methods
ITMI20130563A1 (it) * 2013-04-10 2014-10-11 Uhdenora Spa Metodo di adeguamento di celle elettrolitiche aventi distanze interelettrodiche finite
DE102013011298A1 (de) * 2013-07-08 2015-02-12 Uhdenora S.P.A. Vorrichtung und Verfahren zum Betrieb einer Elektrolyse mit einer Sauerstoff-Verzehr Kathode
WO2015008096A2 (en) 2013-07-19 2015-01-22 Itm Power (Research) Limited Pressure reduction system
AU2014295914A1 (en) 2013-07-31 2016-02-11 Aquahydrex Pty Ltd Composite three-dimensional electrodes and methods of fabrication
US10337110B2 (en) * 2013-12-04 2019-07-02 Covestro Deutschland Ag Device and method for the flexible use of electricity
EP3149228B1 (en) * 2014-05-29 2021-03-03 Avantium Knowledge Centre B.V. Method for electrochemical reduction of carbon dioxide employing a gas diffusion electrode
NL2014797B1 (en) * 2015-05-12 2017-01-27 Stichting Wetsus European Centre Of Excellence For Sustainable Water Tech Bio-electrochemical system for recovery of components and/or generating electrical energy from a waste stream and method there for.
JP7049114B2 (ja) * 2015-09-08 2022-04-06 Ａｇｃ株式会社 塩化アルカリ電解用イオン交換膜の製造方法および塩化アルカリ電解装置の製造方法
CN105461023B (zh) * 2015-11-06 2018-08-10 北京航空航天大学 一种采用氧还原阴极的电解槽装置
EP3440241A1 (de) 2016-04-07 2019-02-13 Covestro Deutschland AG Bifunktionelle elektrode und elektrolysevorrichtung für die chlor-alkali-elektrolyse
RU2623437C1 (ru) * 2016-08-15 2017-06-26 Общество с ограниченной ответственностью "Завод электрохимических преобразователей" (ООО "ЗЭП") Электролизер для получения водорода и кислорода из воды
WO2018093956A1 (en) * 2016-11-15 2018-05-24 Giner, Inc. Percutaneous gas diffusion device suitable for use with a subcutaneous implant
CN108624907A (zh) * 2018-04-26 2018-10-09 复旦大学 非金属基体高效催化电极及其制备方法
DE102018209520A1 (de) * 2018-06-14 2019-12-19 Thyssenkrupp Uhde Chlorine Engineers Gmbh Elektrolysezelle
CN109536989A (zh) * 2018-08-26 2019-03-29 熵零技术逻辑工程院集团股份有限公司 一种电化学合成装置
EP3626861A1 (de) 2018-09-18 2020-03-25 Covestro Deutschland AG Elektrolysezelle, elektrolyseur und verfahren zur reduktion von co2
CN110943269B (zh) * 2018-09-25 2021-03-16 武汉大学 一种高性能的气液两相介质温差电池
EP3670706B1 (de) * 2018-12-18 2024-02-21 Covestro Deutschland AG Verfahren zur membran-elektrolyse von alkalichloridlösungen mit gasdiffusionselektrode
CA3127358A1 (en) 2019-02-01 2020-08-06 Aquahydrex, Inc. Electrochemical system with confined electrolyte
RU2757206C1 (ru) * 2021-01-25 2021-10-12 Юрий Петрович Келлер Электролизер с укреплённой мембраной
CN113213596A (zh) * 2021-05-27 2021-08-06 成都工业学院 一种含砷废水处理装置
CN114672827A (zh) * 2022-03-04 2022-06-28 化学与精细化工广东省实验室 一种阴阳极同步直接生产过氧化氢的电解槽
CN116876000B (zh) * 2023-09-01 2023-11-10 高密建滔化工有限公司 一种氯碱制备设备及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61130347A (ja) * 1984-11-30 1986-06-18 Asahi Glass Co Ltd 新規な電解用複層隔膜
US5599638A (en) * 1993-10-12 1997-02-04 California Institute Of Technology Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane
US5868912A (en) * 1993-11-22 1999-02-09 E. I. Du Pont De Nemours And Company Electrochemical cell having an oxide growth resistant current distributor
JPH08302492A (ja) * 1995-04-28 1996-11-19 Permelec Electrode Ltd ガス拡散電極を使用する電解槽
IT1284072B1 (it) * 1996-06-26 1998-05-08 De Nora Spa Cella elettrochimica a membrana provvista di elettrodi a diffusione gassosa contattati da portacorrente metallici lisci e porosi a
JP3553775B2 (ja) * 1997-10-16 2004-08-11 ペルメレック電極株式会社 ガス拡散電極を使用する電解槽
WO2000011242A1 (fr) * 1998-08-25 2000-03-02 Toagosei Co., Ltd. Cellule d'electrolyse a la soude, dotee d'une electrode de diffusion de gaz
IT1317753B1 (it) 2000-02-02 2003-07-15 Nora S P A Ora De Nora Impiant Cella di elettrolisi con elettrodo a diffusione di gas.
US6797136B2 (en) * 2001-09-07 2004-09-28 Akzo Nobel N.V. Electrolytic cell

Also Published As

Publication number Publication date
ES2365604T3 (es) 2011-10-07
MXPA04004513A (es) 2004-09-10
CA2466498A1 (en) 2003-05-22
US20050000798A1 (en) 2005-01-06
PL368714A1 (en) 2005-04-04
CA2466498C (en) 2011-07-12
WO2003042430A2 (en) 2003-05-22
ATE509143T1 (de) 2011-05-15
PL209191B1 (pl) 2011-08-31
ITMI20012379A1 (it) 2003-05-12
KR100939448B1 (ko) 2010-01-29
CN1303255C (zh) 2007-03-07
US7670472B2 (en) 2010-03-02
CN1585836A (zh) 2005-02-23
ZA200403438B (en) 2005-07-27
JP4209777B2 (ja) 2009-01-14
RU2004117772A (ru) 2005-04-10
JP2005509744A (ja) 2005-04-14
WO2003042430A3 (en) 2004-03-11
EP1446515A2 (en) 2004-08-18
KR20050044403A (ko) 2005-05-12
BR0214015A (pt) 2004-10-13
AU2002351989B2 (en) 2007-07-19
MA26231A1 (fr) 2004-07-01
EP1446515B1 (en) 2011-05-11
HUP0402380A2 (hu) 2005-03-29
HU227835B1 (en) 2012-05-02
RU2303085C2 (ru) 2007-07-20

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 12/11/2002, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)