WO2004093216A2 - Fuel cell with ultraphobic surfaces - Google Patents
Fuel cell with ultraphobic surfaces Download PDFInfo
- Publication number
- WO2004093216A2 WO2004093216A2 PCT/US2004/011700 US2004011700W WO2004093216A2 WO 2004093216 A2 WO2004093216 A2 WO 2004093216A2 US 2004011700 W US2004011700 W US 2004011700W WO 2004093216 A2 WO2004093216 A2 WO 2004093216A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- asperities
- asperity
- component
- liquid
- contact line
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 52
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims description 62
- 239000000463 material Substances 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 25
- 239000010410 layer Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 238000004630 atomic force microscopy Methods 0.000 claims description 3
- 238000003486 chemical etching Methods 0.000 claims description 3
- 239000000084 colloidal system Substances 0.000 claims description 3
- 239000000976 ink Substances 0.000 claims description 3
- 238000000813 microcontact printing Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000000059 patterning Methods 0.000 claims description 3
- 238000007639 printing Methods 0.000 claims description 3
- 239000002094 self assembled monolayer Substances 0.000 claims description 3
- 239000013545 self-assembled monolayer Substances 0.000 claims description 3
- 239000002041 carbon nanotube Substances 0.000 claims description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims description 2
- 230000001846 repelling effect Effects 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 29
- 238000009833 condensation Methods 0.000 abstract description 3
- 230000005494 condensation Effects 0.000 abstract description 3
- 210000004027 cell Anatomy 0.000 description 54
- 239000012528 membrane Substances 0.000 description 8
- 238000013461 design Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 230000005484 gravity Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 230000003466 anti-cipated effect Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 210000003850 cellular structure Anatomy 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000000206 photolithography Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000003851 corona treatment Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000012685 gas phase polymerization Methods 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 229920000307 polymer substrate Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21L—MAKING METAL CHAINS
- B21L3/00—Making chains or chain links by bending the chain links or link parts and subsequently welding or soldering the abutting ends
-
- 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
- H01M8/04291—Arrangements for managing water in solid electrolyte fuel cell systems
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- 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
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006510096A JP2006523940A (en) | 2003-04-15 | 2004-04-15 | Fuel cell with super water-repellent surface |
CA002522376A CA2522376A1 (en) | 2003-04-15 | 2004-04-15 | Fuel cell with ultraphobic surfaces |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US46296303P | 2003-04-15 | 2003-04-15 | |
US60/462,963 | 2003-04-15 | ||
US10/662,979 | 2003-09-15 | ||
US10/662,979 US6911276B2 (en) | 2003-04-15 | 2003-09-15 | Fuel cell with ultraphobic surfaces |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2004093216A2 true WO2004093216A2 (en) | 2004-10-28 |
WO2004093216A3 WO2004093216A3 (en) | 2005-08-04 |
WO2004093216B1 WO2004093216B1 (en) | 2005-10-20 |
Family
ID=33162274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/011700 WO2004093216A2 (en) | 2003-04-15 | 2004-04-15 | Fuel cell with ultraphobic surfaces |
Country Status (5)
Country | Link |
---|---|
US (1) | US6911276B2 (en) |
JP (1) | JP2006523940A (en) |
KR (1) | KR20060003003A (en) |
CA (1) | CA2522376A1 (en) |
WO (1) | WO2004093216A2 (en) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6845788B2 (en) * | 2003-04-15 | 2005-01-25 | Entegris, Inc. | Fluid handling component with ultraphobic surfaces |
US7048889B2 (en) * | 2004-03-23 | 2006-05-23 | Lucent Technologies Inc. | Dynamically controllable biological/chemical detectors having nanostructured surfaces |
EP1758185B1 (en) * | 2004-05-31 | 2018-10-17 | Panasonic Intellectual Property Management Co., Ltd. | Polyelectrolyte fuel cell-use separator and polyelectrolyte fuel cell |
JP2006257249A (en) * | 2005-03-17 | 2006-09-28 | Nissan Motor Co Ltd | Liquid droplets guide structure |
JP2009504015A (en) * | 2005-07-27 | 2009-01-29 | コネクサント システムズ, インコーポレイテッド | Flexible scheduling of resources in noisy environments |
US20070062594A1 (en) * | 2005-09-16 | 2007-03-22 | Extrand Charles W | Microfluidic device with anisotropic wetting surfaces |
US20070065702A1 (en) * | 2005-09-16 | 2007-03-22 | Extrand Charles W | Fuel cell with anisotropic wetting surfaces |
US8028722B2 (en) * | 2005-09-16 | 2011-10-04 | Entegris, Inc. | Fluid handling device with directionally-biased wetting surface |
US20070065637A1 (en) * | 2005-09-16 | 2007-03-22 | Extrand Charles W | Carrier with anisotropic wetting surfaces |
JP4766680B2 (en) * | 2006-02-24 | 2011-09-07 | 株式会社エンプラス | Fluid handling equipment |
US7998559B2 (en) * | 2006-03-23 | 2011-08-16 | Alcatel Lucent | Super-phobic surface structures |
US7951501B2 (en) * | 2006-08-17 | 2011-05-31 | The Trustees Of Princeton University | Fuel cell system and method for controlling current |
US10202711B2 (en) * | 2007-05-09 | 2019-02-12 | Massachusetts Institute Of Technology | Tunable surface |
MX2009012655A (en) * | 2007-05-23 | 2009-12-14 | Entegris Inc | Articles comprising wettable structured surfaces. |
WO2011159699A2 (en) | 2010-06-14 | 2011-12-22 | The Regents Of The University Of Michigan | Superhydrophilic and oleophobic porous materials and methods for making and using the same |
US9249313B2 (en) | 2011-09-21 | 2016-02-02 | The United States Of America As Represented By The Secretary Of The Air Force | Synthesis of functional fluorinated polyhedral oligomeric silsesquioxane (F-POSS) |
KR101349075B1 (en) | 2011-10-10 | 2014-01-16 | 한국과학기술연구원 | Fuel Cell with Enhanced Mass Transport Capability |
US9893363B2 (en) | 2011-10-17 | 2018-02-13 | Lockheed Martin Corporation | High surface area flow battery electrodes |
WO2013173722A2 (en) | 2012-05-17 | 2013-11-21 | The Regents Of The University Of Michigan | Devices and methods for electric field driven on-demand separation of liquid-liquid mixtures |
US9868911B2 (en) | 2013-10-09 | 2018-01-16 | The Regents Of The University Of Michigan | Apparatuses and methods for energy efficient separations including refining of fuel products |
EP3055456A4 (en) | 2013-10-10 | 2017-05-24 | The Regents of The University of Michigan | Silane based surfaces with extreme wettabilities |
EP3152273A4 (en) | 2014-06-06 | 2017-11-29 | Government of The United States as Represented by the Secretary of the Air Force | Surface coatings, treatments, and methods for removal of mineral scale by self-release |
CN110312423A (en) * | 2016-12-13 | 2019-10-08 | 得克萨斯州大学系统董事会 | Devices, systems, and methods for vascular tissue's perfusion |
US11840013B2 (en) | 2018-02-27 | 2023-12-12 | Matthews International Corporation | Graphite materials and devices with surface micro-texturing |
CN114295521B (en) * | 2022-01-07 | 2023-04-25 | 四川大学 | Method for measuring surface tension coefficient of liquid by using needle tube |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030108449A1 (en) * | 2000-02-09 | 2003-06-12 | Karsten Reihs | Ultraphobic surface structure having a plurality of hydrophilic areas |
Family Cites Families (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0580728B1 (en) | 1991-04-15 | 1998-10-28 | Rijksuniversiteit te Groningen | Method for modifying fluorine-containing plastic, modified plastic and bio-material containing this plastic |
US5252835A (en) | 1992-07-17 | 1993-10-12 | President And Trustees Of Harvard College | Machining oxide thin-films with an atomic force microscope: pattern and object formation on the nanometer scale |
US5900160A (en) | 1993-10-04 | 1999-05-04 | President And Fellows Of Harvard College | Methods of etching articles via microcontact printing |
PL178053B1 (en) | 1994-07-29 | 2000-02-29 | Wilhelm Barthlott | Self-cleaning surfaces of objects and method of obtaining such surfaces |
US5609907A (en) | 1995-02-09 | 1997-03-11 | The Penn State Research Foundation | Self-assembled metal colloid monolayers |
US5674592A (en) | 1995-05-04 | 1997-10-07 | Minnesota Mining And Manufacturing Company | Functionalized nanostructured films |
US6518168B1 (en) | 1995-08-18 | 2003-02-11 | President And Fellows Of Harvard College | Self-assembled monolayer directed patterning of surfaces |
US5725788A (en) | 1996-03-04 | 1998-03-10 | Motorola | Apparatus and method for patterning a surface |
CA2254970C (en) | 1996-05-15 | 2007-10-02 | Hyperion Catalysis International, Inc. | Rigid porous carbon structures, methods of making, methods of using and products containing same |
FR2756276B1 (en) | 1996-11-26 | 1998-12-24 | Saint Gobain Vitrage | SUBSTRATE WITH IMPROVED HYDROPHILIC OR HYDROPHOBIC PROPERTIES, CONTAINING IRREGULARITIES |
US6683783B1 (en) | 1997-03-07 | 2004-01-27 | William Marsh Rice University | Carbon fibers formed from single-wall carbon nanotubes |
US6455021B1 (en) | 1998-07-21 | 2002-09-24 | Showa Denko K.K. | Method for producing carbon nanotubes |
JP4074018B2 (en) | 1998-12-22 | 2008-04-09 | 東芝松下ディスプレイテクノロジー株式会社 | Thin film patterning method |
US6399234B2 (en) * | 1998-12-23 | 2002-06-04 | Utc Fuel Cells, Llc | Fuel cell stack assembly with edge seal |
IL143728A0 (en) | 1998-12-24 | 2002-04-21 | Sunyx Surface Nanotechnologies | Ultraphobic surface |
JP3751778B2 (en) | 1999-04-26 | 2006-03-01 | 日本板硝子株式会社 | Method for producing sol-gel molded product |
US6312303B1 (en) | 1999-07-19 | 2001-11-06 | Si Diamond Technology, Inc. | Alignment of carbon nanotubes |
US6350539B1 (en) * | 1999-10-25 | 2002-02-26 | General Motors Corporation | Composite gas distribution structure for fuel cell |
EP1129990A1 (en) | 2000-02-25 | 2001-09-05 | Lucent Technologies Inc. | Process for controlled growth of carbon nanotubes |
US6444254B1 (en) | 2000-03-03 | 2002-09-03 | Duke University | Microstamping activated polymer surfaces |
US6815363B2 (en) | 2000-08-11 | 2004-11-09 | The Regents Of The University Of California | Method for nanomachining high aspect ratio structures |
KR100376768B1 (en) | 2000-08-23 | 2003-03-19 | 한국과학기술연구원 | Parallel and selective growth and connection method of carbon nanotubes on the substrates for electronic-spintronic device applications |
JP2002333870A (en) * | 2000-10-31 | 2002-11-22 | Matsushita Electric Ind Co Ltd | Liquid crystal display device, el display device and drive method therefor and display pattern evaluation method of subpixel |
US6605379B1 (en) | 2000-11-03 | 2003-08-12 | Grafttech Inc. | Hydrophobic fuel cell electrode |
US6423372B1 (en) | 2000-12-13 | 2002-07-23 | North Carolina State University | Tailoring the grafting density of organic modifiers at solid/liquid interfaces |
US6403388B1 (en) | 2001-01-05 | 2002-06-11 | Advanced Micro Devices, Inc. | Nanomachining method for integrated circuits |
US20030047822A1 (en) | 2001-02-01 | 2003-03-13 | Masahiro Hori | Method of manufacturing article with specified surface shape |
US6783882B2 (en) | 2001-02-14 | 2004-08-31 | Ball Aerospace & Technologies Corp. | Method and apparatus for maintenance of fuel cell cathode air quality with breathable hydrophobic membrane air filter |
JP3991602B2 (en) | 2001-03-02 | 2007-10-17 | 富士ゼロックス株式会社 | Carbon nanotube structure manufacturing method, wiring member manufacturing method, and wiring member |
US6623882B2 (en) | 2001-04-16 | 2003-09-23 | Asia Pacific Fuel Cell Technologies, Ltd. | Bipolar plate for a fuel cell |
US6699525B2 (en) | 2001-04-16 | 2004-03-02 | The Board Of Trustees Of Western Michigan University | Method of forming carbon nanotubes and apparatus therefor |
US6852390B2 (en) * | 2003-04-15 | 2005-02-08 | Entegris, Inc. | Ultraphobic surface for high pressure liquids |
US6845788B2 (en) * | 2003-04-15 | 2005-01-25 | Entegris, Inc. | Fluid handling component with ultraphobic surfaces |
US6976585B2 (en) * | 2003-04-15 | 2005-12-20 | Entegris, Inc. | Wafer carrier with ultraphobic surfaces |
US6923216B2 (en) * | 2003-04-15 | 2005-08-02 | Entegris, Inc. | Microfluidic device with ultraphobic surfaces |
US6938774B2 (en) * | 2003-04-15 | 2005-09-06 | Entegris, Inc. | Tray carrier with ultraphobic surfaces |
-
2003
- 2003-09-15 US US10/662,979 patent/US6911276B2/en not_active Expired - Fee Related
-
2004
- 2004-04-15 KR KR1020057019546A patent/KR20060003003A/en not_active Application Discontinuation
- 2004-04-15 WO PCT/US2004/011700 patent/WO2004093216A2/en active Application Filing
- 2004-04-15 JP JP2006510096A patent/JP2006523940A/en active Pending
- 2004-04-15 CA CA002522376A patent/CA2522376A1/en not_active Abandoned
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030108449A1 (en) * | 2000-02-09 | 2003-06-12 | Karsten Reihs | Ultraphobic surface structure having a plurality of hydrophilic areas |
Also Published As
Publication number | Publication date |
---|---|
US20040209139A1 (en) | 2004-10-21 |
WO2004093216A3 (en) | 2005-08-04 |
WO2004093216B1 (en) | 2005-10-20 |
US6911276B2 (en) | 2005-06-28 |
CA2522376A1 (en) | 2004-10-28 |
KR20060003003A (en) | 2006-01-09 |
JP2006523940A (en) | 2006-10-19 |
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