[go: up one dir, main page]

AU2003208221A8 - Electrochemical spefc hydrogen compressor - Google Patents

Electrochemical spefc hydrogen compressor

Info

Publication number
AU2003208221A8
AU2003208221A8 AU2003208221A AU2003208221A AU2003208221A8 AU 2003208221 A8 AU2003208221 A8 AU 2003208221A8 AU 2003208221 A AU2003208221 A AU 2003208221A AU 2003208221 A AU2003208221 A AU 2003208221A AU 2003208221 A8 AU2003208221 A8 AU 2003208221A8
Authority
AU
Australia
Prior art keywords
spefc
electrochemical
hydrogen compressor
compressor
hydrogen
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.)
Abandoned
Application number
AU2003208221A
Other versions
AU2003208221A1 (en
Inventor
Terrance Y H Wong
Thomas P K Vanderhoek
Francois Girard
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.)
National Research Council of Canada
Original Assignee
National Research Council of Canada
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 National Research Council of Canada filed Critical National Research Council of Canada
Publication of AU2003208221A1 publication Critical patent/AU2003208221A1/en
Publication of AU2003208221A8 publication Critical patent/AU2003208221A8/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
    • B01D53/326—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00 in electrochemical cells
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/501—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
    • 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
    • H01M8/0247—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
    • 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
    • H01M8/025—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form semicylindrical
    • 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
    • H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
    • 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
    • H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
    • H01M8/0276—Sealing means characterised by their form
    • H01M8/0278—O-rings
    • 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
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • 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
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04104—Regulation of differential pressures
    • 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
    • H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
    • H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
    • 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
    • H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
    • H01M8/2457—Grouping of fuel cells, e.g. stacking of fuel cells with both reactants being gaseous or vaporised
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0405—Purification by membrane separation
    • C01B2203/041—In-situ membrane purification during hydrogen production
    • 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
    • H01M2008/1095—Fuel cells with polymeric electrolytes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0065—Solid electrolytes
    • H01M2300/0082—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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
    • 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
    • H01M8/24—Grouping of fuel cells, e.g. stacking of 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Inorganic Chemistry (AREA)
  • Fuel Cell (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
AU2003208221A 2002-03-07 2003-03-06 Electrochemical spefc hydrogen compressor Abandoned AU2003208221A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US36206502P 2002-03-07 2002-03-07
US60/362,065 2002-03-07
PCT/CA2003/000306 WO2003075379A2 (en) 2002-03-07 2003-03-06 Electrochemical spefc hydrogen compressor

Publications (2)

Publication Number Publication Date
AU2003208221A1 AU2003208221A1 (en) 2003-09-16
AU2003208221A8 true AU2003208221A8 (en) 2003-09-16

Family

ID=27789143

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003208221A Abandoned AU2003208221A1 (en) 2002-03-07 2003-03-06 Electrochemical spefc hydrogen compressor

Country Status (3)

Country Link
US (1) US20040211679A1 (en)
AU (1) AU2003208221A1 (en)
WO (1) WO2003075379A2 (en)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7601207B2 (en) 2000-09-28 2009-10-13 Proton Energy Systems, Inc. Gas recovery system
US7955491B2 (en) * 2004-09-14 2011-06-07 Honda Motor Co., Ltd. Methods, devices, and infrastructure systems for separating, removing, compressing, and generating hydrogen
US20070193885A1 (en) * 2006-01-30 2007-08-23 H2 Pump Llc Apparatus and methods for electrochemical hydrogen manipulation
US20070227900A1 (en) * 2006-04-04 2007-10-04 H2 Pump Llc Performance enhancement via water management in electrochemical cells
US20070246363A1 (en) * 2006-04-20 2007-10-25 H2 Pump Llc Integrated electrochemical hydrogen compression systems
US20070246373A1 (en) * 2006-04-20 2007-10-25 H2 Pump Llc Integrated electrochemical hydrogen separation systems
US20070246374A1 (en) * 2006-04-20 2007-10-25 H2 Pump Llc Performance management for integrated hydrogen separation and compression systems
US20080121532A1 (en) * 2006-05-03 2008-05-29 H2 Pump Llc Robust voltage management in electrochemical hydrogen cells
US20080190780A1 (en) * 2007-01-24 2008-08-14 Treadstone Technologies, Inc. Electrochemical processor for hydrogen processing and electrical power generation
US8663448B2 (en) 2008-01-04 2014-03-04 H2 Pump, Llc Hydrogen furnace system and method
US8769972B2 (en) * 2008-12-02 2014-07-08 Xergy Inc Electrochemical compressor and refrigeration system
EP2224519A1 (en) 2009-02-16 2010-09-01 HyET Holding B.V. Hydrogen storage vessel and fuel cell apparatus comprising an ionic decompression cell
JP2012518081A (en) * 2009-02-16 2012-08-09 ハイエット・ホールディング・ベー・フェー High differential pressure electrochemical cell with intrinsic membrane
JP5375293B2 (en) * 2009-04-09 2013-12-25 トヨタ自動車株式会社 Carbon nanotube manufacturing method and carbon nanotube manufacturing apparatus
US9464822B2 (en) * 2010-02-17 2016-10-11 Xergy Ltd Electrochemical heat transfer system
GB2482629B (en) * 2009-05-01 2015-04-08 Xergy Inc Self-contained electrochemical heat transfer system
GB2517587B (en) * 2011-12-21 2018-01-31 Xergy Ltd Electrochemical compression system
US9303818B1 (en) 2012-01-10 2016-04-05 Mainstream Engineering Corporation Dense storage of hydrogen and other gases in fast fabricated, hierarchically structured nanocapillary arrays through adsorption and compression by electrochemical and other means
FR3000738B1 (en) * 2013-01-07 2015-06-26 Commissariat Energie Atomique PROCESS FOR THE PRODUCTION OF HYDROGEN PURIFIED FROM HYDROCARBONS AND DEVICE FOR SUCH PRODUCTION
CA2907843C (en) 2013-03-29 2022-07-26 Atomic Energy Of Canada Limited Low-energy electrochemical separation of isotopes
WO2014194139A1 (en) * 2013-05-29 2014-12-04 Mcalister Technologies, Llc Energy storage and conversion with hot carbon deposition
FR3007669B1 (en) * 2013-06-26 2018-07-20 Commissariat A L'energie Atomique Et Aux Energies Alternatives DEVICE FOR PURIFYING AND ELECTROCHEMICALLY COMPRESSING MULTI-STAGE HYDROGEN
US9186624B2 (en) 2013-06-28 2015-11-17 Nuvera Fuel Cells, Inc. Methods of producing and providing purified gas using an electrochemical cell
EP3031955B1 (en) * 2013-08-05 2018-10-17 University of Yamanashi Hydrogen refining pressure-boosting device
CA2922513A1 (en) * 2013-08-28 2015-03-05 Nuvera Fuel Cells, Inc. Integrated electrochemical compressor and cascade storage method and system
US9806365B2 (en) * 2013-09-09 2017-10-31 University Of South Carolina Methods of purifying a hydrogen gas stream containing hydrogen sulfide impurities
DE102013224062A1 (en) * 2013-11-26 2015-05-28 Robert Bosch Gmbh Method and apparatus for conditioning hydrogen
US10508836B2 (en) * 2016-01-11 2019-12-17 Xergy Inc. Furnishing temperature control system employing an electrochemical compressor
US10386084B2 (en) * 2016-03-30 2019-08-20 Xergy Ltd Heat pumps utilizing ionic liquid desiccant
CN105826582B (en) * 2016-05-20 2019-07-09 厦门大学 A kind of gas compressing apparatus and compression method of electric chemical formula
US20180071678A1 (en) * 2016-09-09 2018-03-15 Sustainable Innovations, Inc. Apparatus and method for concentrating hydrogen isotopes
JP2018062707A (en) * 2016-10-07 2018-04-19 パナソニックＩｐマネジメント株式会社 Gas diffusion layer and electrochemical hydrogen pump
JP6887100B2 (en) * 2016-12-26 2021-06-16 パナソニックＩｐマネジメント株式会社 Membrane electrode assembly and electrochemical hydrogen pump
RU2656219C1 (en) * 2017-04-17 2018-06-01 Публичное акционерное общество "Ракетно-космическая корпорация "Энергия" имени С.П. Королева" Coaxial electrochemical compressor of hydrogen
RU2660695C1 (en) * 2017-04-17 2018-07-09 Публичное акционерное общество "Ракетно-космическая корпорация "Энергия" имени С.П. Королева" Electrochemical hydrogen compressor
US11710845B2 (en) 2017-11-27 2023-07-25 University Of Maryland, College Park Systems, devices, and methods employing electrochemical processing with oxygen as carrier gas
US11131029B2 (en) 2017-11-27 2021-09-28 University Of Maryland, College Park Systems, devices, and methods employing electrochemical processing of hydrofluoroolefins
FR3079529B1 (en) 2018-04-03 2024-04-26 Ergosup ELECTROCHEMICAL PROCESS FOR PRODUCING GASEOUS HYDROGEN UNDER PRESSURE BY ELECTROLYSIS THEN BY DEPOLARIZATION
FR3079510A1 (en) 2018-04-03 2019-10-04 Ergosup METHOD AND DEVICE FOR ELECTROCHEMICALLY COMPRESSING GASEOUS HYDROGEN
FR3079530B1 (en) 2018-04-03 2024-04-26 Ergosup ELECTROCHEMICAL PROCESS FOR PRODUCING GASEOUS HYDROGEN UNDER PRESSURE BY ELECTROLYSIS THEN BY ELECTROCHEMICAL CONVERSION
JP7162258B2 (en) * 2018-05-30 2022-10-28 パナソニックＩｐマネジメント株式会社 Hydrogen supply system and method of operating hydrogen supply system
JP7249588B2 (en) 2018-06-14 2023-03-31 パナソニックＩｐマネジメント株式会社 electrochemical hydrogen pump
US11549187B2 (en) * 2018-10-18 2023-01-10 Panasonic Intellectual Property Management Co., Ltd. Electrochemical hydrogen pump
NL2022067B1 (en) 2018-11-23 2020-06-05 Hyet Holding B V Solid-state compressor and method for providing counter pressure on a solid-state compressor cell stack
KR102258287B1 (en) * 2019-06-28 2021-05-31 주식회사 에어브릿지 Electrochemical hydrogen compressor
DE102019215891A1 (en) * 2019-10-16 2021-04-22 Robert Bosch Gmbh Method and device for electrochemical hydrogen compression
CN113383112B (en) * 2020-01-08 2024-11-22 松下知识产权经营株式会社 Compression device
CN113474488A (en) * 2020-01-24 2021-10-01 松下知识产权经营株式会社 Hydrogen production apparatus
CA3179166A1 (en) 2020-03-31 2021-10-07 Plug Power Inc. Method and system for electrochemically compressing gaseous hydrogen
US11745891B2 (en) 2020-04-14 2023-09-05 Raytheon Technologies Corporation Aircraft fuel system with electrochemical hydrogen compressor
CN116209638B (en) * 2020-09-25 2024-12-20 松下知识产权经营株式会社 Compression device
US11624117B2 (en) 2021-05-27 2023-04-11 Textron Innovations Inc. Electrochemical compressor architecture
DE102022119198A1 (en) 2022-08-01 2024-02-01 Schaeffler Technologies AG & Co. KG Cell stack plate and method of attaching a gasket to a plate
US12397262B2 (en) 2022-09-22 2025-08-26 Daryl J. Ludlow Devices, systems, and methods for electrochemically purifying hydrogen

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8333388D0 (en) * 1983-12-15 1984-01-25 Raychem Ltd Materials for electrical devices
US5037624A (en) * 1987-03-24 1991-08-06 Advanced Technology Materials Inc. Composition, apparatus, and process, for sorption of gaseous compounds of group II-VII elements
US4990412A (en) * 1987-12-04 1991-02-05 The Boeing Company Cryogenic cooling system with precooling stage
US6756140B1 (en) * 1989-06-12 2004-06-29 Mcalister Roy E. Energy conversion system
US5897962A (en) * 1993-07-16 1999-04-27 Osram Sylvania Inc. Method of making flowable tungsten/copper composite powder
DE19615562C1 (en) * 1996-04-19 1997-10-09 Zsw Device and method for the combined cleaning and compression of CO-containing hydrogen and use of the hydrogen obtained with the method as fuel gas in fuel cells
DE19810556C1 (en) * 1998-03-11 1999-11-18 Fraunhofer Ges Forschung Fuel cell with voltage converter
US6203692B1 (en) * 1999-06-10 2001-03-20 Srinivasan Sarangapani Electrochemical purification of chlorine
US6666961B1 (en) * 1999-11-18 2003-12-23 Proton Energy Systems, Inc. High differential pressure electrochemical cell
US6685821B2 (en) * 2001-08-29 2004-02-03 Giner Electrochemical Systems, Llc Method and system for producing high-pressure hydrogen
US6973681B2 (en) * 2002-02-15 2005-12-13 Pentair Pool Products Spa jet mounting assembly and method of installation
US6994929B2 (en) * 2003-01-22 2006-02-07 Proton Energy Systems, Inc. Electrochemical hydrogen compressor for electrochemical cell system and method for controlling

Also Published As

Publication number Publication date
US20040211679A1 (en) 2004-10-28
AU2003208221A1 (en) 2003-09-16
WO2003075379A2 (en) 2003-09-12
WO2003075379A3 (en) 2003-11-27

Similar Documents

Publication Publication Date Title
AU2003208221A8 (en) Electrochemical spefc hydrogen compressor
AU2003265826A8 (en) Electrolyte
AU2003253897A8 (en) Dendritic cell pontentiation
IL156007A0 (en) Electrochemical cell
GB2385714B (en) Battery
AU2003276101A8 (en) Electrochemical system
AU2003286894A8 (en) Hydrogen generator
GB2393569B (en) Battery
AU2003201725A1 (en) Electrochemical hydrogen generator
GB2386955B (en) Electrochemical Cell
TWI369020B (en) Electrochemical cell
EP1551067A4 (en) Battery
PL374671A1 (en) Electrochemical cell
AU2003269638A8 (en) Hydrogen generator
GB0206357D0 (en) Cells
GB0227705D0 (en) Electrochemical cell
PL370278A1 (en) Electrochemical half-cell
GB0304269D0 (en) Electrochemical gas sensor
GB0303222D0 (en) Electrochemical gas sensor
AU2003229987A8 (en) Hydrogen generation
TW551621U (en) Assembly type battery structure
HUP0401580A3 (en) Electrochemical half cell
GB0215697D0 (en) Fluorine cell
AU2003260507A8 (en) Membrane electrochemical generator
GB0120831D0 (en) Electrochemical cells

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase