CA2876085C - Bipolar electrode and method for producing same - Google Patents

Bipolar electrode and method for producing same Download PDF

Info

Publication number
CA2876085C
CA2876085C CA2876085A CA2876085A CA2876085C CA 2876085 C CA2876085 C CA 2876085C CA 2876085 A CA2876085 A CA 2876085A CA 2876085 A CA2876085 A CA 2876085A CA 2876085 C CA2876085 C CA 2876085C
Authority
CA
Canada
Prior art keywords
protrusions
bipolar electrode
main body
polygonal shape
metal sheet
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.)
Active
Application number
CA2876085A
Other languages
English (en)
French (fr)
Other versions
CA2876085A1 (en
Inventor
Hugo Jan Baptist Vandenborre
Eric Dubois
Nicola Zandona
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.)
Solvay SA
Original Assignee
Solvay SA
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 by Solvay SA filed Critical Solvay SA
Publication of CA2876085A1 publication Critical patent/CA2876085A1/en
Application granted granted Critical
Publication of CA2876085C publication Critical patent/CA2876085C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • 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
    • C25B1/02—Hydrogen or oxygen
    • C25B1/04—Hydrogen or oxygen by electrolysis of water
    • 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
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/036—Bipolar electrodes
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
    • 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
    • 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
    • C25B9/70—Assemblies comprising two or more cells
    • C25B9/73—Assemblies comprising two or more cells of the filter-press type
    • 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
    • C25B9/70—Assemblies comprising two or more cells
    • C25B9/73—Assemblies comprising two or more cells of the filter-press type
    • C25B9/75—Assemblies comprising two or more cells of the filter-press type having bipolar electrodes
    • 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
    • C25B9/70—Assemblies comprising two or more cells
    • C25B9/73—Assemblies comprising two or more cells of the filter-press type
    • C25B9/77—Assemblies comprising two or more cells of the filter-press type having diaphragms
    • 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
    • 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
    • H01M4/88—Processes of manufacture
    • H01M4/8875—Methods for shaping the electrode into free-standing bodies, like sheets, films or grids, e.g. moulding, hot-pressing, casting without support, extrusion without support
    • 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
    • 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
    • H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
    • H01M8/026—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant characterised by grooves, e.g. their pitch or depth
    • 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
    • H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
    • H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
    • H01M8/0656—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants by electrochemical means
    • 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
    • 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
    • Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Inert Electrodes (AREA)
  • Fuel Cell (AREA)
CA2876085A 2012-06-20 2013-06-20 Bipolar electrode and method for producing same Active CA2876085C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12172835.6A EP2677586A1 (en) 2012-06-20 2012-06-20 Bipolar electrode and method for producing same
EP12172835.6 2012-06-20
PCT/EP2013/062938 WO2013190066A1 (en) 2012-06-20 2013-06-20 Bipolar electrode and method for producing same

Publications (2)

Publication Number Publication Date
CA2876085A1 CA2876085A1 (en) 2013-12-27
CA2876085C true CA2876085C (en) 2021-02-02

Family

ID=48652120

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2876085A Active CA2876085C (en) 2012-06-20 2013-06-20 Bipolar electrode and method for producing same

Country Status (12)

Country Link
US (1) US9972846B2 (enExample)
EP (2) EP2677586A1 (enExample)
JP (1) JP6272318B2 (enExample)
KR (1) KR20150023019A (enExample)
CN (1) CN104584302B (enExample)
CA (1) CA2876085C (enExample)
ES (1) ES2743914T3 (enExample)
IN (1) IN2014DN10650A (enExample)
PL (1) PL2865038T3 (enExample)
PT (1) PT2865038T (enExample)
TW (1) TWI586026B (enExample)
WO (1) WO2013190066A1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2999482A1 (en) * 2015-09-21 2017-03-30 Nuvera Fuel Cells, LLC Bipolar plate with force concentrator pattern
CN105226305B (zh) * 2015-10-20 2017-06-06 西安交通大学 一种被动式直接液体燃料电池及其制备方法
BE1023849B9 (nl) 2016-05-26 2017-11-21 Solar Energy Conversion Power Corp Nv Aquaponische Eenheid
JP6563469B2 (ja) * 2017-12-15 2019-08-21 本田技研工業株式会社 電極接合方法及び電極接合装置
EP3854912A4 (en) * 2018-09-21 2021-11-24 Asahi Kasei Kabushiki Kaisha ELECTRODE FOR ELECTROLYSIS AND LAMINATE
NL2022354B1 (en) * 2019-01-08 2020-08-13 Hyet Holding B V Flow field plate and compressor comprising such plate
CN111850590A (zh) * 2019-04-25 2020-10-30 上海潓美医疗科技有限公司 扩充式离子膜电解槽
CN112242536B (zh) * 2019-07-16 2022-03-18 未势能源科技有限公司 可用于燃料电池的双极板结构、燃料电池及燃料电池车辆
KR102294907B1 (ko) * 2019-10-25 2021-08-30 주식회사 테크로스 과산화수소 생성을 위한 수전해용 바이폴라 플레이트 구조체
CN110828842B (zh) * 2019-11-14 2022-08-19 上海电气集团股份有限公司 一种质子交换膜燃料电池双极板分配头
WO2021247643A1 (en) * 2020-06-03 2021-12-09 Massachusetts Institute Of Technology Reducing bubble accumulation on electrodes, and related articles and systems
CN116472624A (zh) * 2020-12-31 2023-07-21 可隆工业株式会社 用于燃料电池的催化剂层、其制备方法以及包括该催化剂层的膜-电极组件和燃料电池
CN117203371A (zh) * 2021-06-16 2023-12-08 舍弗勒技术股份两合公司 用于电解系统的电极板
CN113506889B (zh) * 2021-07-08 2022-12-13 上海空间电源研究所 一种具有引射作用的双极板流道、双极板及燃料电池
CN114277395B (zh) * 2021-11-30 2023-10-03 中国华能集团清洁能源技术研究院有限公司 一种新型导向楔形结构的电极单元、电解单元及应用
CN114182278B (zh) * 2021-11-30 2023-11-07 中国华能集团清洁能源技术研究院有限公司 一种导向菱形结构的电极单元、电解单元及应用
CN114318391B (zh) * 2021-11-30 2023-06-27 中国华能集团清洁能源技术研究院有限公司 一种优化结构的新型电解槽电极板、电解单元及应用
DE102022105339A1 (de) 2022-03-08 2023-09-14 Schaeffler Technologies AG & Co. KG Redox-Flow-Converter und Verfahren zur Herstellung eines Redox-Flow-Converters
CN115627492B (zh) * 2022-12-21 2023-05-09 上海治臻新能源股份有限公司 一种电解设备的电极板及电解设备
JP2026519725A (ja) * 2023-11-24 2026-06-18 テラリックス カンパニー リミテッド 燃料電池分離板

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1328981A (en) * 1920-01-27 Electkolytic appaeatus
US1053266A (en) * 1911-06-15 1913-02-18 Edwin O Barstow Electrolytic cell.
US1070454A (en) * 1911-06-15 1913-08-19 Dow Chemical Co Electrolytic cell.
US2713314A (en) 1952-03-24 1955-07-19 Schaible Company Apparatus for bulging hollow metal blanks to shape in a mold and control mechanism therefor
US3251756A (en) * 1963-03-04 1966-05-17 Hooker Chemical Corp Electrolytic process for making phosphine
US4039409A (en) 1975-12-04 1977-08-02 General Electric Company Method for gas generation utilizing platinum metal electrocatalyst containing 5 to 60% ruthenium
US4057479A (en) 1976-02-26 1977-11-08 Billings Energy Research Corporation Solid polymer electrolyte cell construction
DD285125B5 (de) 1989-06-23 1994-10-20 Grimma Masch Anlagen Gmbh Elektrode fuer gasentwickelnde elektrolytische Prozesse
FI915971A7 (fi) * 1989-06-23 1991-12-18 Hanno Wenske Elektrolyysikenno elektrolyyttisiin prosesseihin, joissa kehittyy kaas uja
US5145752A (en) 1990-12-31 1992-09-08 Luz Electric Fuel Israel Limited Electrodes for metal/air batteries and bipolar metal/air batteries incorporating the same
JP3320834B2 (ja) 1992-06-03 2002-09-03 東ソー株式会社 複極式電解槽
JP3282691B2 (ja) 1993-04-30 2002-05-20 クロリンエンジニアズ株式会社 電解槽
JP3299422B2 (ja) 1995-06-30 2002-07-08 三菱電機株式会社 電解機能素子及びその製造方法
CN1259175A (zh) * 1997-06-03 2000-07-05 德·诺拉有限公司 离子交换隔膜双极电解槽
JP2002348694A (ja) * 2001-05-23 2002-12-04 Yukio Wakahata エネルギー供給システム
GB2413001A (en) 2004-04-02 2005-10-12 Morgan Crucible Co Flow field plate geometries
US8137514B2 (en) * 2005-04-26 2012-03-20 Chil-Young Kim Apparatus for manufacturing sterilized water, and portable apparatus for manufacturing sterilized salt solution
JP5205814B2 (ja) 2006-08-09 2013-06-05 大同特殊鋼株式会社 燃料電池用金属セパレータおよびこれを用いた燃料電池
DE102007048184B3 (de) 2007-10-02 2009-01-22 Reinz-Dichtungs-Gmbh Elektrochemisches System und Biopolarplatte
JP5480542B2 (ja) * 2009-06-23 2014-04-23 クロリンエンジニアズ株式会社 導電性ダイヤモンド電極並びに導電性ダイヤモンド電極を用いたオゾン生成装置
WO2011159941A1 (en) * 2010-06-17 2011-12-22 Latitude Clean Tech Group, Inc. Method and apparatus for producing high volumes of clean water by electro coagulation
JP5351859B2 (ja) 2010-08-31 2013-11-27 株式会社日立産機システム ベクトル制御装置、及び電動機制御システム

Also Published As

Publication number Publication date
CA2876085A1 (en) 2013-12-27
PL2865038T3 (pl) 2019-12-31
WO2013190066A1 (en) 2013-12-27
EP2677586A1 (en) 2013-12-25
CN104584302A (zh) 2015-04-29
KR20150023019A (ko) 2015-03-04
CN104584302B (zh) 2017-09-29
US20150200401A1 (en) 2015-07-16
IN2014DN10650A (enExample) 2015-09-11
TW201409812A (zh) 2014-03-01
ES2743914T3 (es) 2020-02-21
US9972846B2 (en) 2018-05-15
EP2865038B1 (en) 2019-06-05
PT2865038T (pt) 2019-09-11
TWI586026B (zh) 2017-06-01
JP2015525301A (ja) 2015-09-03
EP2865038A1 (en) 2015-04-29
JP6272318B2 (ja) 2018-01-31

Similar Documents

Publication Publication Date Title
EP2865038B1 (en) Bipolar electrode and method for producing same
CN105247106B (zh) 用于电解池的复合流板
CN104795574B (zh) 燃料电池的金属双极板、燃料电池
USRE41577E1 (en) High power density fuel cell stack using micro structured components
CN104412434B (zh) 用于燃料电池的气体分布元件
EP2907185B1 (en) Design of bipolar plates for use in conduction-cooled electrochemical cells
US11682782B2 (en) Fuel cell having a modular base active area
US20130337359A1 (en) Fuel cell
US11626609B2 (en) Contacting method and arrangement for fuel cell or electrolyzer cell stack
CN102074716A (zh) 燃料电池
CN216838210U (zh) 一种质子交换膜水电解槽
JP7573440B2 (ja) 燃料セルプレートおよび流れ構造設計
EP1852931A1 (en) Separator for Fuel Cell
JP2010055858A (ja) 燃料電池スタック
JP5297990B2 (ja) 燃料電池
EP4463582A2 (en) Scalable electrode flow fields for water electrolyzers and method of high-speed manufacturing the same
JP2010238536A (ja) 燃料電池スタック
KR20250143105A (ko) 전기화학 셀을 위한 확장 가능한 유동장 및 이를 고속으로 제조하는 방법
CN107251293A (zh) 燃料电池系统
CN116885226A (zh) 一种氢燃料电池的极板复合流道
KR102758752B1 (ko) 효율적인 유체 분배 구조를 갖는 수전해 스택
US7241525B2 (en) Fuel cell layer with reactor frame
CN119843299A (zh) 质子交换膜电解池双极板三维拓扑流场结构
CN122013212A (zh) 一种新型流场的质子交换膜电解槽及其使用方法

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20180426

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-4-4-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20251203

H13 Ip right lapsed

Free format text: ST27 STATUS EVENT CODE: N-4-6-H10-H13-H100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE AND LATE FEE NOT PAID BY DEADLINE OF NOTICE

Effective date: 20260317

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: N-6-6-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20260713