JP2001524922A - 単独又は混合した金属酸化物又は酸化ケイ素の製造方法 - Google Patents
単独又は混合した金属酸化物又は酸化ケイ素の製造方法Info
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- JP2001524922A JP2001524922A JP54887598A JP54887598A JP2001524922A JP 2001524922 A JP2001524922 A JP 2001524922A JP 54887598 A JP54887598 A JP 54887598A JP 54887598 A JP54887598 A JP 54887598A JP 2001524922 A JP2001524922 A JP 2001524922A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/008—Processes carried out under supercritical conditions
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- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
- C01B13/32—Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of elements or compounds in the liquid or solid state or in non-aqueous solution, e.g. sol-gel process
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- C01—INORGANIC CHEMISTRY
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- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
- C01B13/36—Methods for preparing oxides or hydroxides in general by precipitation reactions in aqueous solutions
- C01B13/366—Methods for preparing oxides or hydroxides in general by precipitation reactions in aqueous solutions by hydrothermal processing
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- C—CHEMISTRY; METALLURGY
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- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/157—After-treatment of gels
- C01B33/158—Purification; Drying; Dehydrating
- C01B33/1585—Dehydration into aerogels
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G1/00—Methods of preparing compounds of metals not covered by subclasses C01B, C01C, C01D, or C01F, in general
- C01G1/02—Oxides
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
- C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
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- C01P2002/02—Amorphous compounds
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/10—Solid density
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- C—CHEMISTRY; METALLURGY
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- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
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- C01P2006/12—Surface area
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- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/14—Pore volume
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/16—Pore diameter
- C01P2006/17—Pore diameter distribution
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- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Silicon Compounds (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 1又はそれ以上の有機金属前駆物質を含む前駆物質のチャージから、単独 又は混合した金属酸化物、又は酸化ケイ素をベースとした産物の製造方法であり 、 該方法は、上記前駆物質から、単独又は混合した金属酸化物、または酸化ケイ 素をベースとした産物を形成するために31から100℃までの温度と107か ら5x107Paの臨界圧力で、超臨界CO2を含む反応媒体と該前駆物質のチャ ージとを接触させること;及び該超臨界圧力よりも低い圧力に超臨界CO2の圧 力を減じることによって上記反応媒体から、単独又は混合した金属酸化物、また は酸化ケイ素をベースとした上記産物、又は有機金属産物の分離、を含む上記の 方法。 2. 有機金属前駆物質がアルコキシド又は修飾したアルコキシドの中から選択 される請求項1記載の方法。 3. 上記アルコキシドが、テトラエトキシシラン、チタン(IV)イソ-プロポキ シド、アルミニウムイソ-プロポキシド、マグネシウムエトキシド又はこれらア ルコキシドの混合物を含む群の中から選択される請求項2記載の方法。 4. 反応媒体が、それに加えて共溶媒を含むことを特徴とする請求項1から3 のいずれか1項記載の方法。 5. 共溶媒が水又はエタノールである請求項4記載の方法。 6. 反応媒体と前駆物質のチャージとを接触させることが、72時間までの範 囲の期間の間、実行される請求項1から5のいずれか1項記載の方法。 7. 反応媒体と前駆物質のチャージとを接触させることが、20時間までの範 囲の期間の間、実行される請求項6記載の方法。 8. 反応媒体から金属酸化物又は酸化ケイ素をベースとした上記産物を分離す る工程の後に、加えて、45日までの範囲の期間、好ましくは30日の期間の間 、該産物のエージング処理工程を含む請求項1記載の方法。 9. 反応媒体から産物の分離のための、超臨界CO2の圧力減少が、単一工程 で実行される請求項1記載の方法。 10. 反応媒体から産物の分離のための、超臨界CO2の圧力減少が、累進的 であり且つ105Pa/分から107Pa/分までである請求項1記載の方法。 11. 反応媒体から産物の分離のための、超臨界CO2の圧力減少が、約106 から5x106Paまでで実行される請求項1記載の方法。 12. 酸化物ベースの産物が、酸化ケイ素及びチタン、アルミニウム、マグネ シウム、トリウム、イットリウム、バリウム、ベリリウム、ジルコニウム、バナ ジウム、ハフニウム、スカンジウム、クロム、ニオブ、モリブデン、ランタン、 タンタル及びタングステンの酸化物の中から選択される金属酸化物をベースとし た産物の中から選択される請求項1記載の方法。 13. 超臨界CO2の反応媒体と前駆物質のチャージとを接触させるための条 件及び圧力減少のモードが、それが得るために望ましい該産物のテクスチャー及 び有孔性の特性に関係して選択される、請求項1記載の方法。 14. 前駆物質がチタンイソ-プロポキシドであり、請求項1から13のいず れか1項記載の方法に従う酸化チタンをベースとした産物の製造方法。 15. 前駆物質がテトラエトキシシランであり、請求項1から13のいずれか 1項記載の方法に従う酸化ケイ素をベースとした産物の製造方法。 16. 前駆物質がマグネシウムエトキシドとアルミニウムイソ-プロポキシド の混合物であり、請求項1から13のいずれか1項記載の方法に従う酸化マグネ シウムと酸化アルミニウムをベースとした産物の製造方法。 17. 約400から500m2・g-1の比表面積、及び0.2から0.3cm3 ・g-1の孔容積を有する乾燥した酸化チタン粉末。 18. 約0.5から1.5cm3・g-1の孔容積を有する湿ったシリカゲル。 19. 約480から764m2・g-1の比表面積を有する乾燥シリカゲル。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR97/05994 | 1997-05-15 | ||
FR9705994A FR2763258B1 (fr) | 1997-05-15 | 1997-05-15 | Procede de fabrication d'oxydes metalliques, simples ou mixtes, ou d'oxyde de silicium |
PCT/FR1998/000963 WO1998051613A1 (fr) | 1997-05-15 | 1998-05-14 | Procede de fabrication d'oxydes metalliques, simples ou mixtes, ou d'oxyde de silicium |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2001524922A true JP2001524922A (ja) | 2001-12-04 |
JP4372846B2 JP4372846B2 (ja) | 2009-11-25 |
Family
ID=9506938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54887598A Expired - Lifetime JP4372846B2 (ja) | 1997-05-15 | 1998-05-14 | 単独又は混合した金属酸化物又は酸化ケイ素の製造方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6387341B1 (ja) |
EP (1) | EP0981496B1 (ja) |
JP (1) | JP4372846B2 (ja) |
DE (1) | DE69810289T2 (ja) |
DK (1) | DK0981496T3 (ja) |
ES (1) | ES2189177T3 (ja) |
FR (1) | FR2763258B1 (ja) |
WO (1) | WO1998051613A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005225724A (ja) * | 2004-02-13 | 2005-08-25 | Sumitomo Osaka Cement Co Ltd | ペロブスカイト型ナノ粒子及びその製造方法並びに膜 |
JP2009274909A (ja) * | 2008-05-14 | 2009-11-26 | Dainippon Printing Co Ltd | 金属アルコキシドの加水分解物製造装置および金属アルコキシドの加水分解物の製造方法 |
JP2010525934A (ja) * | 2007-04-30 | 2010-07-29 | アレヴァ エヌペ | 超臨界co2媒質における鉱物粒子の調製 |
JP2014034476A (ja) * | 2012-08-07 | 2014-02-24 | Taiyo Nippon Sanso Corp | 複合セラミックス材料粒子及びその製造方法 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6726990B1 (en) * | 1998-05-27 | 2004-04-27 | Nanogram Corporation | Silicon oxide particles |
US6290735B1 (en) | 1997-10-31 | 2001-09-18 | Nanogram Corporation | Abrasive particles for surface polishing |
EP1199280A1 (de) * | 2000-10-19 | 2002-04-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Herstellung von Metallchalkogeniden mit Hilfe überkritischer Fluide |
DE10106428A1 (de) * | 2000-10-19 | 2002-05-02 | Fraunhofer Ges Forschung | Verfahren zur Herstellung von Metallchalkogeniden mit Hilfe überkritischer Fluide |
GB0208263D0 (en) * | 2002-04-10 | 2002-05-22 | Dow Corning | Protective coating composition |
CN100404427C (zh) * | 2002-06-25 | 2008-07-23 | 阿尔堡大学 | 生产具有亚微米级初级粒径的产物的方法、由此方法生产的产物及用于本方法的设备 |
FR2843955B1 (fr) * | 2002-08-30 | 2005-05-20 | Centre Nat Rech Scient | Procede de preparation de poudres d'oxydes inorganiques, de composes cristallins et utilisation de ces composes |
CN100417597C (zh) * | 2003-06-25 | 2008-09-10 | 中国科学院山西煤炭化学研究所 | 超临界CO2流体干燥制备纳米ZrO2的方法 |
US20050136292A1 (en) * | 2003-08-14 | 2005-06-23 | Mariani Robert D. | Thin film dielectrics with perovskite structure and preparation thereof |
US20050107252A1 (en) * | 2003-11-17 | 2005-05-19 | Gaffney Anne M. | Process for preparing mixed metal oxide catalyst |
US7452843B2 (en) * | 2003-12-29 | 2008-11-18 | Umicore Ag & Co. Kg | Exhaust treatment devices, catalyst, and methods of making and using the same |
GB0524541D0 (en) * | 2005-12-01 | 2006-01-11 | Univ Cardiff | Mixed-metal oxides |
FR2900845B1 (fr) * | 2006-05-15 | 2009-03-06 | Commissariat Energie Atomique | Procede et dispositif de synthese de particules organiques ou inorganiques enrobees |
ATE543782T1 (de) * | 2007-10-11 | 2012-02-15 | Det Selvejende Inst Cismi Fond | Verfahren zur delamination/exfoliation von chalcogeniden |
KR101100297B1 (ko) * | 2009-01-09 | 2011-12-28 | 한국과학기술연구원 | 금속 화합물 미세 분말의 제조방법 |
EP2802535A1 (en) * | 2011-10-27 | 2014-11-19 | Tct S.R.L. | Plant and method for nanoparticle generation |
CN103818918A (zh) * | 2014-02-25 | 2014-05-28 | 大连理工大学 | 液态、超临界及近临界co2中无机酸诱导的高分散纳米复合材料制备方法 |
CN107308686A (zh) * | 2016-04-27 | 2017-11-03 | 北京化工大学常州先进材料研究院 | 一种超临界二氧化碳连续制备纳米二氧化钛材料的方法 |
FR3053263B1 (fr) | 2016-07-04 | 2018-08-31 | Keey Aerogrl | Procede continu de fabrication d'un aerogel |
RU2659437C1 (ru) * | 2017-03-21 | 2018-07-02 | Общество с ограниченной ответственностью "КерамОптика" (ООО "КерамОптика") | Способ получения порошков алюмомагниевой шпинели |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4582731A (en) * | 1983-09-01 | 1986-04-15 | Battelle Memorial Institute | Supercritical fluid molecular spray film deposition and powder formation |
US4619908A (en) * | 1984-12-24 | 1986-10-28 | Stauffer Chemical Company | Non-aged inorganic oxide-containing aerogels and their preparation |
IL80398A0 (en) * | 1985-12-06 | 1987-01-30 | Stauffer Chemical Co | Preparation of mono-disperse metal oxides |
JPH021122A (ja) * | 1988-06-09 | 1990-01-05 | Matsushita Electric Ind Co Ltd | 薄膜形成方法および薄膜形成装置 |
IT1240673B (it) * | 1990-04-24 | 1993-12-17 | Tenav | Microsfere di aerogels di ossidi inorganici a stretta distribuzione dei diametri dei pori e metodo per la loro preparazione |
US5409683A (en) * | 1990-08-23 | 1995-04-25 | Regents Of The University Of California | Method for producing metal oxide aerogels |
WO1994001361A1 (en) * | 1992-07-10 | 1994-01-20 | Battelle Memorial Institute | Method and apparatus for making nanometer sized particles |
JP3712410B2 (ja) * | 1993-08-31 | 2005-11-02 | ビーエーエスエフ アクチェンゲゼルシャフト | 疎水性ケイ酸エアロゲル |
-
1997
- 1997-05-15 FR FR9705994A patent/FR2763258B1/fr not_active Expired - Lifetime
-
1998
- 1998-05-14 US US09/423,795 patent/US6387341B1/en not_active Expired - Lifetime
- 1998-05-14 EP EP98925712A patent/EP0981496B1/fr not_active Expired - Lifetime
- 1998-05-14 DE DE69810289T patent/DE69810289T2/de not_active Expired - Lifetime
- 1998-05-14 WO PCT/FR1998/000963 patent/WO1998051613A1/fr active IP Right Grant
- 1998-05-14 ES ES98925712T patent/ES2189177T3/es not_active Expired - Lifetime
- 1998-05-14 JP JP54887598A patent/JP4372846B2/ja not_active Expired - Lifetime
- 1998-05-14 DK DK98925712T patent/DK0981496T3/da active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005225724A (ja) * | 2004-02-13 | 2005-08-25 | Sumitomo Osaka Cement Co Ltd | ペロブスカイト型ナノ粒子及びその製造方法並びに膜 |
JP4593124B2 (ja) * | 2004-02-13 | 2010-12-08 | 住友大阪セメント株式会社 | ペロブスカイト型ナノ粒子の製造方法 |
JP2010525934A (ja) * | 2007-04-30 | 2010-07-29 | アレヴァ エヌペ | 超臨界co2媒質における鉱物粒子の調製 |
JP2009274909A (ja) * | 2008-05-14 | 2009-11-26 | Dainippon Printing Co Ltd | 金属アルコキシドの加水分解物製造装置および金属アルコキシドの加水分解物の製造方法 |
JP2014034476A (ja) * | 2012-08-07 | 2014-02-24 | Taiyo Nippon Sanso Corp | 複合セラミックス材料粒子及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
ES2189177T3 (es) | 2003-07-01 |
DE69810289T2 (de) | 2003-09-11 |
WO1998051613A1 (fr) | 1998-11-19 |
FR2763258A1 (fr) | 1998-11-20 |
DE69810289D1 (de) | 2003-01-30 |
FR2763258B1 (fr) | 1999-06-25 |
EP0981496B1 (fr) | 2002-12-18 |
DK0981496T3 (da) | 2003-04-07 |
US6387341B1 (en) | 2002-05-14 |
JP4372846B2 (ja) | 2009-11-25 |
EP0981496A1 (fr) | 2000-03-01 |
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