CA2493915A1 - Metal-supported tubular fuel cell - Google Patents

Metal-supported tubular fuel cell Download PDF

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Publication number
CA2493915A1
CA2493915A1 CA002493915A CA2493915A CA2493915A1 CA 2493915 A1 CA2493915 A1 CA 2493915A1 CA 002493915 A CA002493915 A CA 002493915A CA 2493915 A CA2493915 A CA 2493915A CA 2493915 A1 CA2493915 A1 CA 2493915A1
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Canada
Prior art keywords
layer
fuel cell
electrolyte
coating
electrode layer
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Granted
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CA002493915A
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French (fr)
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CA2493915C (en
Inventor
Partho Sarkar
Hongsang Rho
Lorne Johanson
Luis Yamarte
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Alberta Innovates Technology Futures
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Individual
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    • 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
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H01M8/1213—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the electrode/electrolyte combination or the supporting 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D1/00—Electroforming
    • C25D1/12—Electroforming by electrophoresis
    • C25D1/14—Electroforming by electrophoresis of inorganic material
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D13/00—Electrophoretic coating characterised by the process
    • C25D13/02—Electrophoretic coating characterised by the process with inorganic material
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D13/00—Electrophoretic coating characterised by the process
    • C25D13/12—Electrophoretic coating characterised by the process characterised by the article coated
    • C25D13/14—Tubes; Rings; Hollow bodies
    • 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
    • H01M4/8621—Porous electrodes containing only metallic or ceramic material, e.g. made by sintering or sputtering
    • 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
    • H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8882—Heat treatment, e.g. drying, baking
    • H01M4/8885—Sintering or firing
    • 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
    • H01M4/90—Selection of catalytic material
    • H01M4/9041—Metals or alloys
    • H01M4/905—Metals or alloys specially used in fuel cell operating at high temperature, e.g. SOFC
    • H01M4/9066—Metals or alloys specially used in fuel cell operating at high temperature, e.g. SOFC of metal-ceramic composites or mixtures, e.g. cermets
    • 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
    • H01M8/0252—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form tubular
    • 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
    • H01M8/0289—Means for holding the electrolyte
    • 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
    • H01M8/0612—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants from carbon-containing 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • 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
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H01M8/1213—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the electrode/electrolyte combination or the supporting material
    • H01M8/1226—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the electrode/electrolyte combination or the supporting material characterised by the supporting layer
    • 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
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte
    • H01M8/1246—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides
    • H01M8/1253—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides the electrolyte containing zirconium oxide
    • 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
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte
    • H01M8/1246—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides
    • H01M8/126—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides the electrolyte containing cerium oxide
    • 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
    • H01M8/2425—High-temperature cells with solid electrolytes
    • H01M8/243—Grouping of unit cells of tubular or cylindrical configuration
    • 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
    • H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
    • H01M8/2475—Enclosures, casings or containers of fuel cell stacks
    • 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
    • H01M8/2484—Details of groupings of fuel cells characterised by external manifolds
    • H01M8/2485—Arrangements for sealing external manifolds; Arrangements for mounting external manifolds around a stack
    • 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
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H01M2008/1293—Fuel cells with solid oxide electrolytes
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Abstract

This invention relates to a method of manufacturing a metal-supported tubular micro-solid oxide fuel cell, and a fuel cell made from such method. The method comprises the steps of coating a wooden substrate member with a conductive substrate layer, coating the substrate layer with an inner electrode layer, coating the inner electrode layer with an electrolyte layer, drying and sintering the coated substrate member such that the substrate member combusts, coating the electrolyte layer with an outer electrode layer, and then drying and sintering the layers. The invention further relates to a method of manufacturing a tubular solid oxide fuel cell assembly comprising: a) coating a tubular substantially metallic support layer with a ceramic or cermet inner electrode layer, b) coating the inner electrode layer with a ceramic electrolyte layer; c) coating the electrolyte layer with a ceramic or cermet outer electrode layer, then d) sintering the layers to produce a hollow tubular metal-supported fuel cell; the electrode and electrolyte layers having a collective wall thickness of 80 ~m or less, the support layer having sufficient mechanical strength to support the electrode and electrolyte layers and sufficient porosity to flow a reactant therethrough.

Claims (36)

1. A tubular solid oxide fuel cell assembly comprising:
(a) a tubular, substantially metallic porous support layer; and (b) a tubular, functional layer assembly in concentric adjacent contact with the support layer, having a wall thickness less than or equal to 80 µm and comprising in concentric arrangement: a ceramic or cermet inner electrode layer, a ceramic middle electrolyte layer, and a ceramic or cermet outer electrode layer;
wherein the support layer has sufficient mechanical strength to support the functional layer assembly, and sufficient porosity to allow the flow of a reactant therethrough.
2. The fuel cell assembly of claim 1 wherein the functional layer assembly wall thickness is less than or equal to 65 µm and diameter is less than or equal to mm.
3. The fuel cell assembly of claim 2 wherein the diameter of the functional layer assembly is less than or equal to 2 mm.
4. The fuel cell assembly of claim 2 wherein the wall thickness of the functional layer assembly is less than or equal to 20 µm.
5. The fuel cell assembly of claim 1 wherein the electrolyte composition substantially comprises a material selected from the group of yittria-stabilized zirconia and Gd2O3 - doped CeO2.
6. The fuel cell assembly of claim 5 wherein the electrolyte composition comprises yittria-stabilized zirconia and has a thickness less than or equal to 5 µm.
7. The fuel cell assembly of claim 5 wherein the electrolyte composition comprises Gd2O3 - doped CeO2 and has a thickness of less than or equal to µm.
8. The fuel cell assembly of claim 5 wherein the electrolyte composition includes at least one sintering additive selected from the group of: cobalt oxide;
cobalt oxide and iron oxide; cobalt oxide and copper oxide; cobalt oxide, copper oxide and iron oxide; cobalt and iron; cobalt and copper; cobalt, copper and iron; bismuth oxide; bismuth based (Bi-Sr-Ca-Cu-O) ceramic superconductors; and Bi-Sr-Ca-Cu-O.
9. The fuel cell assembly of claim 1 wherein the support layer has a thickness of between 20 and 500 µm.
10. The fuel cell assembly of claim 9 wherein the support layer composition substantially consists of a material selected from the group consisting of:
stainless steel, ferritic steel, silver nickel alloy and super-alloy, copper, nickel, copper-alloys, nickel-alloys, copper-nickel mixture, copper/ceramic cermet, copper-alloy/ceramic cermet, copper-nickel/ceramic cermet, copper-silver, and, copper-nickel-silver.
11. The fuel cell assembly of claim 1 wherein the inner electrode layer is an anode and has a thickness of between 1 and 20 µm.
12. The fuel cell assembly of claim 1 wherein the outer electrode layer is a cathode and has a thickness of between 1 and 30 µm.
13. A fuel cell stack comprising (a) a plurality of the fuel cell assemblies of claim 1; and (b) a continuous solid phase porous matrix embedding the fuel cells and having a porosity sufficient to flow a reactant therethrough and to the outer surface of the embedded fuel cells.
14. The fuel cell assembly of claim 1 wherein the support layer and functional layer assembly are in mechanical and electrical contact, and the support layer has sufficient electrical conductivity to collect current during fuel cell operation.
15. The fuel cell assembly of claim 1 wherein the support layer is inside the functional layer assembly and is in contact with the inner electrode layer.
16. The fuel cell assembly of claim 1 wherein the functional layer assembly is inside the support layer and the support layer is in contact with the outer electrode layer.
17. A method of manufacturing a tubular solid oxide fuel cell assembly comprising:
(a) coating a tubular substantially metallic support layer with a ceramic or cermet inner electrode layer, (b) coating the inner electrode layer with a ceramic electrolyte layer;
(c) coating the electrolyte layer with a ceramic or cermet outer electrode layer, then (d) sintering the layers to produce a hollow tubular metal-supported fuel cell;
the electrode and electrolyte layers having a collective wall thickness of 80 µm or less, the support layer having sufficient mechanical strength to support the electrode and electrolyte layers and sufficient porosity to flow a reactant therethrough.
18. The method of claim 17 wherein the inner electrode layer is coated on the support layer by one in the group of electrophoretic deposition, dip-coating, and spraying.
19. The method of claim 17 wherein the electrolyte layer is coated on the inner electrode layer by one in the group of electrophoretic deposition, dip-coating, sol-gel coating, and spraying.
20. The method of claim 17 wherein the metal support layer includes combustible additives, and wherein in step (d), the combustible additives are combusted thereby producing a porous metal support layer.
21. The method of claim 17 wherein at least one of the electrode layers includes combustible additives, and wherein in step (d), the combustible additives are combusted thereby producing a electrode layer with increased porosity.
22. The method of claim 17 further comprising between steps (a) and (b), drying and sintering the inner electrode layer and support layers before the electrolyte and outer electrode layers are applied.
23. The method of claim 17 further comprising between steps (b) and (c), drying and sintering the inner electrode layer and electrolyte layers before the outer electrode layer is applied.
24. A method of manufacturing a tubular solid oxide fuel cell comprising (a) coating a combustible non-conductive substrate member with a conductive substrate layer;
(b) coating the substrate layer with an inner electrode layer by electrophoretic deposition;
(c) coating the inner electrode layer with an electrolyte layer;
(d) coating the electrolyte layer with an outer electrode layer, then (e) drying and sintering the layers such that the substrate member combusts, thereby producing a hollow tubular fuel cell.
25. The method of claim 24 further comprising between steps (c) and (d), drying and sintering the coated substrate such that substrate member combusts before the outer electrode layer is applied.
26. The method of claim 24 wherein the substrate member composition comprises a material selected from the group of wood, polymer, paper, jute fibers and polymer fibers/filaments.
27. The method of claim 24 wherein the conductive substrate layer composition comprises a material is selected from the group of metal, carbon, graphite and conductive polymers.
28. The method of claim 27 wherein the conductive substrate layer substantially comprises a non-combustible metal and a combustible additive, and wherein sufficient conductive substrate layer material is applied to provide the conductive substrate layer with sufficient mechanical strength to support the electrode and electrolyte layers during fuel cell operation, and wherein during sintering, the combustible additive combusts thereby producing a porous metal support layer.
29. The method of clam 28 wherein the metal is selected from the group of stainless steel, ferritic steel, super-alloy, Cu, Ni, Cu-alloys, Ni-alloys, Cu-Ni mixture, Cu (or Cu-alloy)/ceramic cermet, Cu-Ni/ceramic cermet, Cu-Ag, and Cu-Ni-Ag.
30. The method of claim 24 wherein the conductive substrate layer is combustible, and combusts during sintering.
31. The method of claim 30 wherein between steps (a) and (b), the conductive substrate layer is coated with a substantially metallic support layer by electrophoretic deposition, the metallic support layer having sufficient mechanical strength to support the electrode and electrolyte layers during fuel cell operation, and sufficient porosity to enable the flow of a reactant therethrough.
32. The method of claim 30 further comprising coating the outside electrode layer with a substantially metallic support layer to produce a porous, substantially metallic support layer having sufficient mechanical strength to support the electrode and electrolyte layers during fuel cell operation, and sufficient porosity to enable the flow of a reactant therethrough.
33. The method of claim 30 wherein sufficient electrode material is applied to produce an electrode-supported fuel cell.
34. The method of claims 31 or 32 wherein the electrode and electrode layers collectively have a thickness of less than or equal to 80 Nm and the support layer has a thickness between 20 and 500 µm.
35. The method of claim 24 wherein the substrate layer material is substantially metallic, and between steps (a) and (b), the coated substrate member is dried and sintered such that the substrate member combusts, then the remaining metallic substrate layer is shaped.
36. The method of claim 24 wherein in step (a), the substrate is coated with a polymer binder solution before the conductive substrate layer is applied, to enhance the smoothness and reduce the porosity of the substrate surface.
CA2493915A 2002-07-25 2003-07-24 Metal-supported tubular fuel cell Expired - Fee Related CA2493915C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/207,668 US6893762B2 (en) 2002-01-16 2002-07-25 Metal-supported tubular micro-fuel cell
US10/207,668 2002-07-25
PCT/CA2003/001118 WO2004012287A2 (en) 2002-07-25 2003-07-24 Metal-supported tubular fuel cell

Publications (2)

Publication Number Publication Date
CA2493915A1 true CA2493915A1 (en) 2004-02-05
CA2493915C CA2493915C (en) 2011-09-13

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CA2493915A Expired - Fee Related CA2493915C (en) 2002-07-25 2003-07-24 Metal-supported tubular fuel cell

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US (2) US6893762B2 (en)
EP (1) EP1540755A2 (en)
JP (1) JP2005534152A (en)
KR (1) KR20050026517A (en)
CN (1) CN1672281A (en)
AU (1) AU2003254655A1 (en)
BR (1) BR0312869A (en)
CA (1) CA2493915C (en)
NO (1) NO20050981L (en)
RU (1) RU2005104416A (en)
WO (1) WO2004012287A2 (en)

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