DE19945978A1 - Fluidverteilungsrahmen für Mehrkammerstacks - Google Patents

Fluidverteilungsrahmen für Mehrkammerstacks

Info

Publication number
DE19945978A1
DE19945978A1 DE19945978A DE19945978A DE19945978A1 DE 19945978 A1 DE19945978 A1 DE 19945978A1 DE 19945978 A DE19945978 A DE 19945978A DE 19945978 A DE19945978 A DE 19945978A DE 19945978 A1 DE19945978 A1 DE 19945978A1
Authority
DE
Germany
Prior art keywords
chamber
flow
fluid distribution
distribution frame
frame according
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.)
Ceased
Application number
DE19945978A
Other languages
German (de)
English (en)
Inventor
Gerhard Friedrich
Gerhart Eigenberger
Sven Thate
Frank Sarfert
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.)
STUTTGART LEHRSTUHL und I, University of
Institut fuer Chemische Verfahrenstechnik Universitaet Stuttgart
Original Assignee
STUTTGART LEHRSTUHL und I, University of
Institut fuer Chemische Verfahrenstechnik Universitaet Stuttgart
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 STUTTGART LEHRSTUHL und I, University of, Institut fuer Chemische Verfahrenstechnik Universitaet Stuttgart filed Critical STUTTGART LEHRSTUHL und I, University of
Priority to DE19945978A priority Critical patent/DE19945978A1/de
Priority to AU2000277851A priority patent/AU2000277851A1/en
Priority to PCT/EP2000/009541 priority patent/WO2002026365A1/fr
Publication of DE19945978A1 publication Critical patent/DE19945978A1/de
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
    • F28F9/027—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of distribution pipes
    • F28F9/0275—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of distribution pipes with multiple branch pipes
    • 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
    • B01D53/22—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 diffusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B01D61/46—Apparatus therefor
    • B01D61/50—Stacks of the plate-and-frame type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/08—Flat membrane modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/08—Flat membrane modules
    • B01D63/082—Flat membrane modules comprising a stack of flat membranes
    • B01D63/084—Flat membrane modules comprising a stack of flat membranes at least one flow duct intersecting the membranes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0031—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
    • F28D9/0043—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the plates having openings therein for circulation of at least one heat-exchange medium from one conduit to another
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0093—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids
    • 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
    • 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
    • H01M8/2465—Details of groupings of fuel cells
    • H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/14—Specific spacers
    • 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
    • H01M8/02—Details
    • H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
    • H01M8/0273—Sealing or supporting means around electrodes, matrices or membranes with sealing or supporting means in the form of a frame
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Sustainable Development (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • General Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE19945978A 1999-09-24 1999-09-24 Fluidverteilungsrahmen für Mehrkammerstacks Ceased DE19945978A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19945978A DE19945978A1 (de) 1999-09-24 1999-09-24 Fluidverteilungsrahmen für Mehrkammerstacks
AU2000277851A AU2000277851A1 (en) 1999-09-24 2000-09-29 Fluid distribution frame for multiple-chamber stacks
PCT/EP2000/009541 WO2002026365A1 (fr) 1999-09-24 2000-09-29 Cadre de repartition de fluide pour piles a chambres multiples

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19945978A DE19945978A1 (de) 1999-09-24 1999-09-24 Fluidverteilungsrahmen für Mehrkammerstacks
PCT/EP2000/009541 WO2002026365A1 (fr) 1999-09-24 2000-09-29 Cadre de repartition de fluide pour piles a chambres multiples

Publications (1)

Publication Number Publication Date
DE19945978A1 true DE19945978A1 (de) 2001-08-30

Family

ID=26055061

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19945978A Ceased DE19945978A1 (de) 1999-09-24 1999-09-24 Fluidverteilungsrahmen für Mehrkammerstacks

Country Status (3)

Country Link
AU (1) AU2000277851A1 (fr)
DE (1) DE19945978A1 (fr)
WO (1) WO2002026365A1 (fr)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1258282A2 (fr) * 2001-05-15 2002-11-20 Sartorius Ag Bloc distributeur pour dispositifs de filtration à courant transversal du type à cassette
DE10210097A1 (de) * 2002-03-08 2003-10-09 Inst Mikrotechnik Mainz Gmbh Führungsstrukturreaktor
EP1464376A1 (fr) * 2003-04-04 2004-10-06 United Technologies Corporation Dégazeur avec des membranes planes
DE202006012948U1 (de) * 2006-08-23 2008-01-03 Mann + Hummel Gmbh Filtereinheit und Filtervorrichtung zur Reinigung eines Fluids
WO2008107656A1 (fr) * 2007-03-02 2008-09-12 Statoilhydro Asa Collecteurs d'échangeur thermique
WO2010104684A1 (fr) * 2009-03-12 2010-09-16 Fluid Equipment Development Company, Llc Système d'osmose inverse par lot en processus continu équipé de membranes immergées, et circulation d'un concentré
WO2012095506A1 (fr) * 2011-01-13 2012-07-19 Jurag Separation A/S Système de séparation à électro-membranes
WO2012098056A1 (fr) * 2011-01-17 2012-07-26 Oceansaver As Unité d'électrodialyse pour le traitement de l'eau
WO2015155125A1 (fr) * 2014-04-07 2015-10-15 Volkswagen Ag Plaque bipolaire et pile à combustible
EP2979740A1 (fr) * 2014-07-29 2016-02-03 Pall Corporation Module de filtre pour filtration tangentielle et bouchée
US9340437B2 (en) 2011-01-17 2016-05-17 Oceansaver As Electrodialysis unit for water treatment
US20160293516A1 (en) * 2014-01-22 2016-10-06 Provides Metalmeccanica S.R.L. Heat exchanger
WO2017004058A1 (fr) * 2015-06-29 2017-01-05 Carrier Corporation Évaporateur distributeur à deux phases
EP2977704A4 (fr) * 2013-03-22 2017-02-01 Mitsubishi Electric Corporation Échangeur de chaleur du type à plaques et dispositif de cycle de réfrigération le comportant
US9561971B2 (en) 2011-01-17 2017-02-07 Oceansaver As Electrodialysis unit for water treatment
DE102015215258A1 (de) 2015-08-11 2017-02-16 Bayerische Motoren Werke Aktiengesellschaft Brennstoffzellenstapel
US9975089B2 (en) 2016-10-17 2018-05-22 Fluid Equipment Development Company, Llc Method and system for performing a batch reverse osmosis process using a tank with a movable partition
EP3285901A4 (fr) * 2015-04-24 2019-01-23 Evoqua Water Technologies LLC Structures permettant de normaliser une distribution d'écoulement multiplanaire à l'intérieur d'un système de séparation électrochimique
CN111001300A (zh) * 2019-12-31 2020-04-14 佛山市云米电器科技有限公司 一种高密封性电渗析膜堆的制备方法
DE102019220604A1 (de) * 2019-12-30 2021-07-01 Robert Bosch Gesellschaft mit beschränkter Haftung Bipolarplatte für eine Brennstoffzelle und Verfahren zur Medienverteilung in einer Bipolarplatte

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE532057C2 (sv) * 2007-12-18 2009-10-13 Morphic Technologies Ab Publ Flödesplatta för användning i en bränslecellstapel
GB2487249B (en) * 2011-01-17 2017-08-16 Oceansaver As Water treatment
WO2016178849A1 (fr) * 2015-05-01 2016-11-10 Ballard Fuel Cell Systems Inc. Purificateurs d'hydrogène à base de membrane
JP2018066534A (ja) * 2016-10-21 2018-04-26 パナソニックＩｐマネジメント株式会社 熱交換器およびそれを用いた冷凍システム
US11311820B2 (en) 2018-11-16 2022-04-26 Magna Imperio Systems Corp. Spacers for ion-exchange device
US11478752B2 (en) 2019-04-09 2022-10-25 Magna Imperio Systems Corp. Electrodialysis systems with decreased concentration gradients at high recovery rates
WO2020264012A1 (fr) 2019-06-25 2020-12-30 Magna Imperio Systems Corp. Procédé d'électrodialyse et dispositifs d'électrodialyse à membrane bipolaire pour l'élimination de silice
US11712655B2 (en) 2020-11-30 2023-08-01 H2 Powertech, Llc Membrane-based hydrogen purifiers

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3904357A1 (de) * 1989-02-14 1990-08-16 Krupp Industrietech Verteilervorrichtung fuer fallstromverdampfer
DE4443292A1 (de) * 1994-12-06 1996-06-13 Metallgesellschaft Ag Verteilereinrichtung für ein Fluid in einem Behälter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB893051A (en) * 1959-04-30 1962-04-04 John Thompson Kennicott Ltd Improvements in or relating to an electrodialysis apparatus
NL262702A (fr) * 1960-03-23
US3219572A (en) * 1960-07-25 1965-11-23 American Mach & Foundry Dialysis spacer gasket
US4233146A (en) * 1979-03-09 1980-11-11 Allied Chemical Corporation Cell flow distributors
GB9602625D0 (en) * 1996-02-09 1996-04-10 Clegg Water Conditioning Inc Modular apparatus for the demineralisation of liquids
US5681438A (en) * 1996-05-31 1997-10-28 Millipore Corporation Membrane module assembly

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3904357A1 (de) * 1989-02-14 1990-08-16 Krupp Industrietech Verteilervorrichtung fuer fallstromverdampfer
DE4443292A1 (de) * 1994-12-06 1996-06-13 Metallgesellschaft Ag Verteilereinrichtung für ein Fluid in einem Behälter

Cited By (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1258282A2 (fr) * 2001-05-15 2002-11-20 Sartorius Ag Bloc distributeur pour dispositifs de filtration à courant transversal du type à cassette
EP1258282A3 (fr) * 2001-05-15 2003-04-23 Sartorius Ag Bloc distributeur pour dispositifs de filtration à courant transversal du type à cassette
DE10210097A1 (de) * 2002-03-08 2003-10-09 Inst Mikrotechnik Mainz Gmbh Führungsstrukturreaktor
DE10210097B4 (de) * 2002-03-08 2005-03-24 INSTITUT FüR MIKROTECHNIK MAINZ GMBH Führungsstrukturreaktor
EP1464376A1 (fr) * 2003-04-04 2004-10-06 United Technologies Corporation Dégazeur avec des membranes planes
DE202006012948U1 (de) * 2006-08-23 2008-01-03 Mann + Hummel Gmbh Filtereinheit und Filtervorrichtung zur Reinigung eines Fluids
WO2008107656A1 (fr) * 2007-03-02 2008-09-12 Statoilhydro Asa Collecteurs d'échangeur thermique
GB2447090B (en) * 2007-03-02 2012-03-21 Statoil Asa Heat exchanger manifolds
WO2010104684A1 (fr) * 2009-03-12 2010-09-16 Fluid Equipment Development Company, Llc Système d'osmose inverse par lot en processus continu équipé de membranes immergées, et circulation d'un concentré
US8231784B2 (en) 2009-03-12 2012-07-31 Fluid Equipment Development Company, Llc Continuous process batch-operated reverse osmosis system with in-tank membranes and circulation
WO2012095506A1 (fr) * 2011-01-13 2012-07-19 Jurag Separation A/S Système de séparation à électro-membranes
EA025684B1 (ru) * 2011-01-13 2017-01-30 Карлсберг А/С Электромембранная система разделения
US9359232B2 (en) 2011-01-17 2016-06-07 Oceansaver As Electrodialysis unit for water treatment
US9340437B2 (en) 2011-01-17 2016-05-17 Oceansaver As Electrodialysis unit for water treatment
WO2012098056A1 (fr) * 2011-01-17 2012-07-26 Oceansaver As Unité d'électrodialyse pour le traitement de l'eau
US9561971B2 (en) 2011-01-17 2017-02-07 Oceansaver As Electrodialysis unit for water treatment
EP3239106A1 (fr) * 2011-01-17 2017-11-01 Oceansaver AS Unité d'electrodialyse de traitement de l'eau
EP2977704A4 (fr) * 2013-03-22 2017-02-01 Mitsubishi Electric Corporation Échangeur de chaleur du type à plaques et dispositif de cycle de réfrigération le comportant
US20160293516A1 (en) * 2014-01-22 2016-10-06 Provides Metalmeccanica S.R.L. Heat exchanger
US10224263B2 (en) * 2014-01-22 2019-03-05 Provides Metalmeccanica S.R.L. Heat exchanger
WO2015155125A1 (fr) * 2014-04-07 2015-10-15 Volkswagen Ag Plaque bipolaire et pile à combustible
US11108058B2 (en) 2014-04-07 2021-08-31 Audi Ag Bipolar plate and fuel cell
CN105311966A (zh) * 2014-07-29 2016-02-10 帕尔公司 用于死端过滤和错流过滤的过滤器模块
EP2979740A1 (fr) * 2014-07-29 2016-02-03 Pall Corporation Module de filtre pour filtration tangentielle et bouchée
EP3285901A4 (fr) * 2015-04-24 2019-01-23 Evoqua Water Technologies LLC Structures permettant de normaliser une distribution d'écoulement multiplanaire à l'intérieur d'un système de séparation électrochimique
WO2017004058A1 (fr) * 2015-06-29 2017-01-05 Carrier Corporation Évaporateur distributeur à deux phases
CN107850396A (zh) * 2015-06-29 2018-03-27 开利公司 两相分配器蒸发器
DE102015215258A1 (de) 2015-08-11 2017-02-16 Bayerische Motoren Werke Aktiengesellschaft Brennstoffzellenstapel
US9975089B2 (en) 2016-10-17 2018-05-22 Fluid Equipment Development Company, Llc Method and system for performing a batch reverse osmosis process using a tank with a movable partition
US10293306B2 (en) 2016-10-17 2019-05-21 Fluid Equipment Development Company, Llc Method and system for performing a batch reverse osmosis process using a tank with a movable partition
US10710024B2 (en) 2016-10-17 2020-07-14 Fluid Equipment Development Company, Llc Method and system for performing a batch reverse osmosis process using a tank with a movable partition
DE102019220604A1 (de) * 2019-12-30 2021-07-01 Robert Bosch Gesellschaft mit beschränkter Haftung Bipolarplatte für eine Brennstoffzelle und Verfahren zur Medienverteilung in einer Bipolarplatte
CN111001300A (zh) * 2019-12-31 2020-04-14 佛山市云米电器科技有限公司 一种高密封性电渗析膜堆的制备方法

Also Published As

Publication number Publication date
WO2002026365A1 (fr) 2002-04-04
AU2000277851A1 (en) 2002-04-08

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8122 Nonbinding interest in granting licences declared
8131 Rejection