JP4527402B2 - 肺胞状構造およびその製造方法 - Google Patents
肺胞状構造およびその製造方法 Download PDFInfo
- Publication number
- JP4527402B2 JP4527402B2 JP2003570419A JP2003570419A JP4527402B2 JP 4527402 B2 JP4527402 B2 JP 4527402B2 JP 2003570419 A JP2003570419 A JP 2003570419A JP 2003570419 A JP2003570419 A JP 2003570419A JP 4527402 B2 JP4527402 B2 JP 4527402B2
- Authority
- JP
- Japan
- Prior art keywords
- alveolar
- metal layer
- solidified portion
- solidified
- metal
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/003—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by using permeable mass, perforated or porous materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/11—Making porous workpieces or articles
- B22F3/1103—Making porous workpieces or articles with particular physical characteristics
-
- 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
- H01M8/0258—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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0267—Collectors; Separators, e.g. bipolar separators; Interconnectors having heating or cooling means, e.g. heaters or coolant flow channels
-
- 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
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0206—Metals or alloys
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
-
- 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
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12361—All metal or with adjacent metals having aperture or cut
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12479—Porous [e.g., foamed, spongy, cracked, etc.]
Description
2H2 → 4H+ + 4e−
O2 + 4H+ + 4e− → 2H2O
−金属粉末層を堆積させ;
−堆積させたこの金属粉末層をレーザーによって局所的に固化させることにより、固化部分と非固化部分とを形成し、ここで、固化部分を、金属層の複数の通路の周縁を規定するものとする;
ことによって形成する。
2a 肺胞状領域
2b 肺胞状領域
4a 密封性表面
4b 密封性表面
8 金属層
10 通路
18 金属粉末層
20 固化部分
22 非固化部分
Claims (9)
- 両極性プレートとして燃料電池内に組み込まれ得るよう構成された、あるいは、熱交換器が一体化された両極性プレートとして燃料電池内に組み込まれて得るよう構成された、あるいは、熱交換器内に組み込まれ得るよう構成された、肺胞状構造(1)を製造するための方法であって、
前記肺胞状構造(1)が、内部に複数の通路(10)からなるネットワークを有してなる少なくとも1つの肺胞状領域(2a,2b)を具備してなり、
各肺胞状領域(2a,2b)が、それぞれ関連する表面(4a,4b)によって側面を規定され、
各肺胞状領域(2a,2b)が、それぞれ関連する前記表面(4a,4b)に対して平行に重ね合わされた複数の金属層(8)の中に前記複数の通路を設けることによって形成され、
前記通路(10)が、前記表面に沿った方向において貫通している場合に、
各金属層(8)を、
−金属粉末層(18)を堆積させ;
−堆積させたこの金属粉末層(18)をレーザーによって局所的に固化させることにより、固化部分(20)と非固化部分(22)とを形成し、ここで、前記固化部分(20)を、前記金属層(8)の前記複数の通路(10)の周縁を規定するものとする;
ことによって形成することを特徴とする方法。 - 請求項1記載の方法において、
各肺胞状領域(2a,2b)に関し、
−それぞれ関連する前記表面(4a,4b)を支持体として、一番最初の金属層(8)を形成し;
−第2番目以降の金属層(8)を、固化部分(20)と非固化部分(22)とが既に形成された直前の金属層(8)を支持体として、形成する;
ことを特徴とする方法。 - 請求項1または2記載の方法において、
各肺胞状領域(2a,2b)に関し、すべての前記金属層(8)を形成し終わった時点で、各金属層(8)の非固化部分(22)を除去することによって、各金属層(8)において前記複数の通路(10)からなる前記ネットワークを得ることを特徴とする方法。 - 請求項1〜3のいずれか1項に記載の方法において、
堆積させた前記金属粉末層(18)をレーザーによって局所的に固化させるという前記操作を、得られる固化部分(20)と、その直下に位置している固化部分(20)と、を一体化させ得る操作とすることを特徴とする方法。 - 請求項1〜3のいずれか1項に記載の方法において、
堆積させた一番最初の金属粉末層(18)をレーザーによってに固化させるという前記操作を、得られる固化部分(20)と、その直下に位置している前記表面(4a,4b)と、を一体化させ得る操作とすることを特徴とする方法。 - 請求項1〜5のいずれか1項に記載の方法において、
前記金属層(8)を、ステンレススチールと、アルミニウムならびにその合金と、ニッケルならびにニッケル合金と、これら要素のうちの少なくとも2つの要素からなる混合物と、からなるグループの中から選択された材料から構成されたものとすることを特徴とする方法。 - 請求項6記載の方法において、
前記金属層(8)を、少なくとも1つのバインダを備えたものとすることを特徴とする方法。 - 請求項6記載の方法において、
前記ニッケル合金を、Ni−Crとすることを特徴とする方法。 - 請求項7記載の方法において、
前記少なくとも1つのバインダを、ブロンズとすることを特徴とする方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0202074A FR2836282B1 (fr) | 2002-02-19 | 2002-02-19 | Structure alveolaire et procede de fabrication d'une telle structure |
PCT/FR2003/000499 WO2003071626A2 (fr) | 2002-02-19 | 2003-02-17 | Structure alvéolaire et procédé de fabrication d'une telle structure. |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006505895A JP2006505895A (ja) | 2006-02-16 |
JP4527402B2 true JP4527402B2 (ja) | 2010-08-18 |
Family
ID=27636300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003570419A Expired - Fee Related JP4527402B2 (ja) | 2002-02-19 | 2003-02-17 | 肺胞状構造およびその製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7115336B2 (ja) |
EP (1) | EP1525633A2 (ja) |
JP (1) | JP4527402B2 (ja) |
CN (1) | CN1332465C (ja) |
FR (1) | FR2836282B1 (ja) |
WO (1) | WO2003071626A2 (ja) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR876M (ja) | 1960-10-12 | 1961-10-16 | ||
GB0427362D0 (en) * | 2004-12-14 | 2005-01-19 | Sustainable Engine Systems Ltd | Heat exchanger |
FR2880199B1 (fr) | 2004-12-23 | 2007-07-06 | Commissariat Energie Atomique | Procede de fabrication d'un ensemble pour pile a combustible |
JP5345529B2 (ja) * | 2006-07-07 | 2013-11-20 | コーニンクレッカ フィリップス エヌ ヴェ | 選択的レーザー焼結により作られた構造要素を用いた電磁放射線の選択透過のための格子 |
US7866372B2 (en) * | 2006-12-20 | 2011-01-11 | The Boeing Company | Method of making a heat exchanger core component |
US7866377B2 (en) * | 2006-12-20 | 2011-01-11 | The Boeing Company | Method of using minimal surfaces and minimal skeletons to make heat exchanger components |
US7810552B2 (en) * | 2006-12-20 | 2010-10-12 | The Boeing Company | Method of making a heat exchanger |
US8826938B2 (en) * | 2008-01-22 | 2014-09-09 | Control Components, Inc. | Direct metal laser sintered flow control element |
US8236461B2 (en) * | 2008-02-26 | 2012-08-07 | Yong Gao | Type of fuel cell bipolar plates constructed with multiple pass flow channels that contract, expand, deflect and split reactant flows for improving reactant flow distribution, diffusion and water management |
US8309274B2 (en) * | 2009-05-15 | 2012-11-13 | GM Global Technology Operations LLC | Separator plates formed by photopolymer based processes |
EP2527776A1 (en) * | 2011-05-24 | 2012-11-28 | Thermal Corp. | Capillary device for use in heat pipe and method of manufacturing such capillary device |
CN104716362B (zh) * | 2013-12-15 | 2017-01-25 | 中国科学院大连化学物理研究所 | 一种基于蜂窝金属的管带式换热器及其应用 |
CN105525992B (zh) | 2014-10-21 | 2020-04-14 | 联合工艺公司 | 具有增材制造整流罩的增材制造管道式换热器系统 |
JP6174655B2 (ja) | 2014-10-21 | 2017-08-02 | ユナイテッド テクノロジーズ コーポレイションUnited Technologies Corporation | ガスタービンエンジン用のダクテッド熱交換器システム、およびガスタービンエンジン用の熱交換器の製造方法 |
DE102014226567A1 (de) | 2014-12-19 | 2016-06-23 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zur Herstellung einer Bipolarplatte |
WO2018108546A2 (de) * | 2016-12-12 | 2018-06-21 | Robert Bosch Gmbh | Verfahren zur herstellung einer bipolarplatte, bipolarplatte für eine brennstoffzelle und brennstoffzelle |
CN106984822A (zh) * | 2017-03-08 | 2017-07-28 | 窦鹤鸿 | 3d打印合金材料蜂窝叠层镂空结构及采用其制造的车构件 |
DE102017004671A1 (de) * | 2017-05-16 | 2018-11-22 | Degner Gmbh & Co. Kg | Vorrichtung zum Kühlen, Wärmen oder Wärmeübertragen |
DE102018204602A1 (de) * | 2018-03-27 | 2019-10-02 | Robert Bosch Gmbh | Gasverteilerstruktur für eine Brennstoffzelle |
US10677087B2 (en) | 2018-05-11 | 2020-06-09 | General Electric Company | Support structure for geared turbomachine |
US10823003B2 (en) | 2018-05-25 | 2020-11-03 | General Electric Company | System and method for mitigating undesired vibrations at a turbo machine |
US11493407B2 (en) | 2018-09-28 | 2022-11-08 | Ge Avio S.R.L. | Torque measurement system |
US20210293483A1 (en) * | 2020-03-23 | 2021-09-23 | General Electric Company | Multifurcating heat exchanger with independent baffles |
DE102020211640A1 (de) * | 2020-09-17 | 2022-03-17 | Robert Bosch Gesellschaft mit beschränkter Haftung | Brennstoffzelle für eine Brennstoffzelleneinrichtung, Brennstoffzelleneinrichtung und Verfahren zum Herstellen einer Brennstoffzelle |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE521719A (ja) * | 1952-07-26 | |||
US3384154A (en) * | 1956-08-30 | 1968-05-21 | Union Carbide Corp | Heat exchange system |
US3616125A (en) * | 1970-05-04 | 1971-10-26 | Gen Motors Corp | Airfoil structures provided with cooling means for improved transpiration |
JPS5596892A (en) * | 1979-01-18 | 1980-07-23 | Hisaka Works Ltd | Heat transfer plate for plate type evaporator |
US4232728A (en) * | 1979-02-26 | 1980-11-11 | Union Carbide Corporation | Method for enhanced heat transfer |
US4541879A (en) * | 1982-07-15 | 1985-09-17 | Rohr Industries, Inc. | Method of manufacture of noise suppression panel |
US5192623A (en) * | 1990-10-23 | 1993-03-09 | Lockhart Industries | Laminated structural panels and the method of producing them |
US5295530A (en) * | 1992-02-18 | 1994-03-22 | General Motors Corporation | Single-cast, high-temperature, thin wall structures and methods of making the same |
US5775402A (en) * | 1995-10-31 | 1998-07-07 | Massachusetts Institute Of Technology | Enhancement of thermal properties of tooling made by solid free form fabrication techniques |
US5424139A (en) * | 1994-01-10 | 1995-06-13 | Lydall, Inc. | Metal heat insulator |
US5745834A (en) * | 1995-09-19 | 1998-04-28 | Rockwell International Corporation | Free form fabrication of metallic components |
US5776624A (en) * | 1996-12-23 | 1998-07-07 | General Motors Corporation | Brazed bipolar plates for PEM fuel cells |
JPH10308227A (ja) * | 1997-05-07 | 1998-11-17 | Fuji Electric Co Ltd | 固体高分子電解質型燃料電池 |
WO1999009594A1 (de) * | 1997-08-20 | 1999-02-25 | Frank Baxmann | Gesinterter kühlkörper |
DE19740502A1 (de) * | 1997-09-15 | 1999-03-18 | Fraunhofer Ges Forschung | Verfahren zur Herstellung von Bauteilen mit einem oberflächennahen Durchfluß- und Verteilungssystem für Flüssigkeiten und/oder Gase |
US6066285A (en) * | 1997-12-12 | 2000-05-23 | University Of Florida | Solid freeform fabrication using power deposition |
JP3508604B2 (ja) * | 1998-04-08 | 2004-03-22 | 三菱マテリアル株式会社 | 高強度スポンジ状焼成金属複合板の製造方法 |
JP4529205B2 (ja) * | 1999-11-30 | 2010-08-25 | 株式会社豊田中央研究所 | 燃料電池用セパレータおよびこれを備えた燃料電池 |
DE10039596C2 (de) * | 2000-08-12 | 2003-03-27 | Omg Ag & Co Kg | Geträgerte Metallmembran, Verfahren zu ihrer Herstellung und Verwendung |
JP3700642B2 (ja) * | 2001-12-11 | 2005-09-28 | 日産自動車株式会社 | 燃料電池 |
US6838202B2 (en) * | 2002-08-19 | 2005-01-04 | General Motors Corporation | Fuel cell bipolar plate having a conductive foam as a coolant layer |
AU2003261497B2 (en) * | 2002-11-08 | 2009-02-26 | Howmedica Osteonics Corp. | Laser-produced porous surface |
-
2002
- 2002-02-19 FR FR0202074A patent/FR2836282B1/fr not_active Expired - Fee Related
-
2003
- 2003-02-17 CN CNB038041359A patent/CN1332465C/zh not_active Expired - Fee Related
- 2003-02-17 US US10/503,589 patent/US7115336B2/en not_active Expired - Fee Related
- 2003-02-17 JP JP2003570419A patent/JP4527402B2/ja not_active Expired - Fee Related
- 2003-02-17 EP EP03717404A patent/EP1525633A2/fr not_active Withdrawn
- 2003-02-17 WO PCT/FR2003/000499 patent/WO2003071626A2/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP1525633A2 (fr) | 2005-04-27 |
US7115336B2 (en) | 2006-10-03 |
CN1689180A (zh) | 2005-10-26 |
US20050221150A1 (en) | 2005-10-06 |
FR2836282B1 (fr) | 2004-04-02 |
WO2003071626A2 (fr) | 2003-08-28 |
CN1332465C (zh) | 2007-08-15 |
JP2006505895A (ja) | 2006-02-16 |
WO2003071626A3 (fr) | 2005-02-24 |
FR2836282A1 (fr) | 2003-08-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4527402B2 (ja) | 肺胞状構造およびその製造方法 | |
JP4224026B2 (ja) | 導電性発泡体を冷却材層として有する燃料電池双極板 | |
US6818338B2 (en) | Fuel cell assembly | |
USRE41577E1 (en) | High power density fuel cell stack using micro structured components | |
RU2199800C2 (ru) | Газоотделитель для топливных элементов | |
US10601064B2 (en) | Fluid distribution device for distributing at least two fluids of a fuel cell | |
US20030152821A1 (en) | PEM fuel cell separator plate | |
EP1293588A1 (en) | Plasma cvd apparatus and method | |
EP2169752A1 (en) | Fuel cell | |
US6864010B1 (en) | Apparatus of high power density fuel cell layer with micro for connecting to an external load | |
CN105594037A (zh) | 分隔件及燃料电池 | |
US20040072054A1 (en) | Hybrid monolithic fuel cell | |
JP5368828B2 (ja) | 燃料電池スタック用分離板及びその製造方法 | |
JP2004171824A (ja) | 燃料電池 | |
JP7306324B2 (ja) | 燃料電池用セパレータ及び燃料電池用セパレータの製造方法 | |
JP2011507211A (ja) | 燃料電池スタックで使用するためのフローフィールドプレート | |
KR100928041B1 (ko) | 연료전지 분리판 및 이를 포함하는 연료전지 | |
JP5341321B2 (ja) | 固体高分子型燃料電池用電解質膜・電極構造体 | |
US20240039011A1 (en) | Hybrid fabrication method for fuel cell flow fields | |
JP2004071341A (ja) | 燃料電池のセパレータ、燃料電池及び燃料電池のセパレータの製造方法 | |
JP2000012053A (ja) | 固体高分子電解質型燃料電池 | |
JP2006216491A (ja) | 燃料電池のセパレータおよび燃料電池のセパレータの製造方法 | |
JP2004152569A (ja) | 燃料電池 | |
JPS5996668A (ja) | 燃料電池用双極性隔離板 | |
JP5389417B2 (ja) | 金属球体を用いた燃料電池用金属セパレータおよびそれを用いた燃料電池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20060213 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20100105 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20100405 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20100506 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20100603 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130611 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |