CN1221680C - 缺口疲劳强度优异的汽车用薄钢板及其制造方法 - Google Patents
缺口疲劳强度优异的汽车用薄钢板及其制造方法 Download PDFInfo
- Publication number
- CN1221680C CN1221680C CNB028054024A CN02805402A CN1221680C CN 1221680 C CN1221680 C CN 1221680C CN B028054024 A CNB028054024 A CN B028054024A CN 02805402 A CN02805402 A CN 02805402A CN 1221680 C CN1221680 C CN 1221680C
- Authority
- CN
- China
- Prior art keywords
- steel sheet
- automobile
- fatigue strength
- notch fatigue
- thin steel
- 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 - Lifetime
Links
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- 239000010959 steel Substances 0.000 title claims abstract description 203
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 44
- 238000005096 rolling process Methods 0.000 claims abstract description 75
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 7
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims description 85
- 229910000859 α-Fe Inorganic materials 0.000 claims description 83
- 229910001563 bainite Inorganic materials 0.000 claims description 78
- 238000000034 method Methods 0.000 claims description 75
- 229910001566 austenite Inorganic materials 0.000 claims description 52
- 238000005098 hot rolling Methods 0.000 claims description 42
- 238000005097 cold rolling Methods 0.000 claims description 32
- 229910000734 martensite Inorganic materials 0.000 claims description 32
- 238000007669 thermal treatment Methods 0.000 claims description 17
- 238000000137 annealing Methods 0.000 claims description 15
- 238000005554 pickling Methods 0.000 claims description 9
- 229910052758 niobium Inorganic materials 0.000 claims description 7
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- 229910052720 vanadium Inorganic materials 0.000 claims description 7
- 229910052804 chromium Inorganic materials 0.000 claims description 6
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- 238000011084 recovery Methods 0.000 claims description 6
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- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
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- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0273—Final recrystallisation annealing
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
- C23C2/0224—Two or more thermal pretreatments
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001049012 | 2001-02-23 | ||
| JP049012/2001 | 2001-02-23 | ||
| JP247306/2001 | 2001-08-16 | ||
| JP2001247306A JP3927384B2 (ja) | 2001-02-23 | 2001-08-16 | 切り欠き疲労強度に優れる自動車用薄鋼板およびその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1492938A CN1492938A (zh) | 2004-04-28 |
| CN1221680C true CN1221680C (zh) | 2005-10-05 |
Family
ID=26610025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB028054024A Expired - Lifetime CN1221680C (zh) | 2001-02-23 | 2002-02-20 | 缺口疲劳强度优异的汽车用薄钢板及其制造方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20040069382A1 (ko) |
| EP (1) | EP1362930A4 (ko) |
| JP (1) | JP3927384B2 (ko) |
| KR (1) | KR100572762B1 (ko) |
| CN (1) | CN1221680C (ko) |
| CA (1) | CA2438393A1 (ko) |
| WO (1) | WO2002066697A1 (ko) |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI236503B (en) * | 2001-10-04 | 2005-07-21 | Nippon Steel Corp | High-strength thin steel sheet drawable and excellent in shape fixation property and method of producing the same |
| TWI248977B (en) * | 2003-06-26 | 2006-02-11 | Nippon Steel Corp | High-strength hot-rolled steel sheet excellent in shape fixability and method of producing the same |
| JP4276482B2 (ja) * | 2003-06-26 | 2009-06-10 | 新日本製鐵株式会社 | 極限変形能と形状凍結性に優れた高強度熱延鋼板とその製造方法 |
| JP4506971B2 (ja) * | 2004-04-22 | 2010-07-21 | 株式会社神戸製鋼所 | 成形性に優れた高強度冷延鋼板およびめっき鋼板 |
| CA2575241C (en) | 2004-07-27 | 2011-07-12 | Nippon Steel Corporation | Steel sheet having high young's modulus, hot-dip galvanized steel sheet using the same, alloyed hot-dip galvanized steel sheet, steel pipe having high young's modulus, and methodsfor manufacturing these |
| JP4445365B2 (ja) * | 2004-10-06 | 2010-04-07 | 新日本製鐵株式会社 | 伸びと穴拡げ性に優れた高強度薄鋼板の製造方法 |
| US7588837B2 (en) * | 2005-04-29 | 2009-09-15 | The Timken Company | Welding together low and high carbon steels |
| JP5114860B2 (ja) * | 2006-03-30 | 2013-01-09 | Ｊｆｅスチール株式会社 | 溶融亜鉛めっき鋼板及びその製造方法 |
| ATE432372T1 (de) * | 2006-10-30 | 2009-06-15 | Thyssenkrupp Steel Ag | Verfahren zum herstellen von stahl-flachprodukten aus einem ein komplexphasen-gefüge bildenden stahl |
| EP1918405B1 (de) * | 2006-10-30 | 2009-05-27 | ThyssenKrupp Steel AG | Verfahren zum Herstellen von Stahl-Flachprodukten aus einem mit Silizium legierten Mehrphasenstahl |
| DE102006051545A1 (de) * | 2006-11-02 | 2008-05-08 | Schaeffler Kg | Tiefgezogenes Maschinenbauteil mit wenigstens einer gehärteten Lauf- oder Führungsfläche, insbesondere Motorenelement |
| KR20080061855A (ko) * | 2006-12-28 | 2008-07-03 | 주식회사 포스코 | 딥드로잉성이 우수한 복합조직강판 |
| JP5037412B2 (ja) * | 2008-04-16 | 2012-09-26 | 新日本製鐵株式会社 | 鋼板 |
| PL2503014T3 (pl) * | 2009-11-18 | 2019-07-31 | Nippon Steel & Sumitomo Metal Corporation | Blacha stalowa gruba walcowana na gorąco o dużej wytrzymałości wykazująca doskonałą właściwość wytrawiania kwasem, podatność na obróbkę przez konwersję chemiczną, właściwość zmęczeniową, podatność na wywijanie kołnierza i odporność na pogorszenie powierzchni podczas formowania oraz mająca izotropową wytrzymałość i ciągliwość, oraz sposób wytwarzania wspomnianej blachy stalowej grubej walcowanej na gorąco o dużej wytrzymałości |
| CA2806626C (en) | 2010-07-28 | 2016-04-05 | Nippon Steel & Sumitomo Metal Corporation | Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and methods of manufacturing the same |
| KR101329893B1 (ko) * | 2010-08-02 | 2013-11-15 | 주식회사 포스코 | 고강도 및 고성형성을 갖는 극박 냉연 강판 및 그 제조방법 |
| KR101360535B1 (ko) * | 2010-09-28 | 2014-02-21 | 주식회사 포스코 | 냉간압연을 이용한 고강도 극박 냉연강판 및 그 제조방법 |
| KR101329917B1 (ko) * | 2010-09-28 | 2013-11-14 | 주식회사 포스코 | 우수한 성형성을 갖는 고강도 극박 냉연 강판 및 그 제조방법 |
| KR101329922B1 (ko) * | 2010-09-29 | 2013-11-14 | 주식회사 포스코 | 고강도 고성형 극박 냉연강판 및 그 제조 방법 |
| KR101329868B1 (ko) * | 2010-09-29 | 2013-11-14 | 주식회사 포스코 | 고강도 극박 냉연강판 및 그 제조 방법 |
| KR101329869B1 (ko) * | 2010-09-29 | 2013-11-14 | 주식회사 포스코 | 석출강화를 이용한 고강도 극박 냉연강판 및 그 제조 방법 |
| RU2455088C2 (ru) * | 2010-10-07 | 2012-07-10 | Открытое акционерное общество "Магнитогорский металлургический комбинат" | Способ производства рулонов горячекатаной низколегированной стали |
| CN101974722A (zh) * | 2010-10-29 | 2011-02-16 | 河北钢铁股份有限公司唐山分公司 | 一种用于制造混凝土搅拌车罐体的钢板及生产方法 |
| MX338997B (es) * | 2011-03-28 | 2016-05-09 | Nippon Steel & Sumitomo Metal Corp | Placa de acero laminada en frio y metodo de produccion de la misma. |
| CN103459646B (zh) * | 2011-04-13 | 2015-07-29 | 新日铁住金株式会社 | 局部变形能力优异的高强度冷轧钢板及其制造方法 |
| US9752217B2 (en) * | 2011-04-13 | 2017-09-05 | Nippon Steel & Sumitomo Metal Corporation | Hot-rolled steel sheet and method of producing the same |
| CN103534379B (zh) | 2011-04-13 | 2016-01-20 | 新日铁住金株式会社 | 气体氮碳共渗用热轧钢板及其制造方法 |
| US9567658B2 (en) | 2011-05-25 | 2017-02-14 | Nippon Steel & Sumitomo Metal Corporation | Cold-rolled steel sheet |
| BR112014000063A2 (pt) | 2011-07-06 | 2017-02-14 | Nippon Steel & Sumitomo Metal Corp | chapa de aço laminada a frio |
| TWI548756B (zh) * | 2011-07-27 | 2016-09-11 | Nippon Steel & Sumitomo Metal Corp | High strength cold rolled steel sheet with excellent extension flangeability and precision punching and its manufacturing method |
| KR101382908B1 (ko) * | 2014-03-05 | 2014-04-08 | 주식회사 포스코 | 초고강도 박강판 및 그 제조방법 |
| CN106661689B (zh) * | 2014-07-14 | 2018-09-04 | 新日铁住金株式会社 | 热轧钢板 |
| EP3153598B1 (en) * | 2014-07-14 | 2020-09-09 | Nippon Steel Corporation | Hot-rolled steel sheet |
| CN105177425B (zh) * | 2015-09-26 | 2017-06-20 | 哈尔滨工程大学 | 一种含铜纳米相强化低合金钢及其制备方法 |
| CN107557673B (zh) * | 2016-06-30 | 2019-03-22 | 鞍钢股份有限公司 | 一种高延伸率高强热轧酸洗钢板及其制造方法 |
| JP6677364B1 (ja) | 2018-07-27 | 2020-04-08 | 日本製鉄株式会社 | 高強度鋼板 |
| CN112326551B (zh) * | 2020-11-13 | 2023-07-18 | 江苏省沙钢钢铁研究院有限公司 | 一种复合钢板性能的测试方法 |
| CN113528947B (zh) * | 2021-06-21 | 2022-03-25 | 武汉钢铁有限公司 | 一种用CSP生产抗拉强度为1500MPa级高塑韧性汽车结构件用钢及生产方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59100214A (ja) * | 1982-11-29 | 1984-06-09 | Nippon Kokan Kk <Nkk> | 厚肉高張力鋼の製造方法 |
| JP2952624B2 (ja) * | 1991-05-30 | 1999-09-27 | 新日本製鐵株式会社 | 成形性とスポット溶接性に優れた高降伏比型熱延高強度鋼板とその製造方法および成形性に優れた高降伏比型熱延高強度鋼板とその製造方法 |
| JP3219820B2 (ja) * | 1991-12-27 | 2001-10-15 | 川崎製鉄株式会社 | 低降伏比高強度熱延鋼板およびその製造方法 |
| DE69329236T2 (de) * | 1992-06-22 | 2001-04-05 | Nippon Steel Corp., Tokio/Tokyo | Kaltgewalztes stahlblech mit guter einbrennhärtbarkeit, ohne kaltalterungserscheinungen und exzellenter giessbarkeit, tauchzink-beschichtetes kaltgewalztes stahlblech und deren herstellungsverfahren |
| US5470529A (en) * | 1994-03-08 | 1995-11-28 | Sumitomo Metal Industries, Ltd. | High tensile strength steel sheet having improved formability |
| JP3039842B2 (ja) * | 1994-12-26 | 2000-05-08 | 川崎製鉄株式会社 | 耐衝撃性に優れる自動車用熱延鋼板および冷延鋼板ならびにそれらの製造方法 |
| BE1010142A6 (fr) * | 1996-04-16 | 1998-01-06 | Centre Rech Metallurgique | Procede pour la fabrication d'une bande laminee a chaud en acier a haute resistance. |
| JPH1060527A (ja) * | 1996-08-21 | 1998-03-03 | Sumitomo Metal Ind Ltd | 高ヤング率鋼材の製造方法 |
| TW426742B (en) * | 1997-03-17 | 2001-03-21 | Nippon Steel Corp | Dual-phase type high strength steel sheets having high impact energy absorption properties and a method of producing the same |
| JP4157279B2 (ja) * | 1998-07-27 | 2008-10-01 | 新日本製鐵株式会社 | 形状凍結性に優れたフェライト系薄鋼板 |
| JP3417878B2 (ja) * | 1999-07-02 | 2003-06-16 | 株式会社神戸製鋼所 | 伸びフランジ性および疲労特性に優れた高強度熱延鋼板およびその製法 |
| JP4060997B2 (ja) * | 1999-08-27 | 2008-03-12 | 新日本製鐵株式会社 | 曲げ性と深絞り性に優れた高強度冷延鋼板と高強度亜鉛めっき冷延鋼板およびその製造方法 |
| DE60018940D1 (de) * | 2000-04-21 | 2005-04-28 | Nippon Steel Corp | Stahlblech mit hervorragender gratbearbeitbarkeit bei gleichzeitiger hoher ermüdungsfestigeit und verfahren zu dessen herstellung |
| EP1225242B1 (en) * | 2001-01-18 | 2004-04-07 | JFE Steel Corporation | Ferritic stainless steel sheet with excellent workability and method for making the same |
-
2001
- 2001-08-16 JP JP2001247306A patent/JP3927384B2/ja not_active Expired - Fee Related
-
2002
- 2002-02-20 WO PCT/JP2002/001498 patent/WO2002066697A1/ja not_active Application Discontinuation
- 2002-02-20 KR KR1020037010529A patent/KR100572762B1/ko active IP Right Grant
- 2002-02-20 EP EP02700640A patent/EP1362930A4/en not_active Withdrawn
- 2002-02-20 US US10/468,945 patent/US20040069382A1/en not_active Abandoned
- 2002-02-20 CN CNB028054024A patent/CN1221680C/zh not_active Expired - Lifetime
- 2002-02-20 CA CA002438393A patent/CA2438393A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP1362930A1 (en) | 2003-11-19 |
| JP2002322533A (ja) | 2002-11-08 |
| US20040069382A1 (en) | 2004-04-15 |
| KR100572762B1 (ko) | 2006-04-24 |
| CN1492938A (zh) | 2004-04-28 |
| WO2002066697A1 (fr) | 2002-08-29 |
| EP1362930A4 (en) | 2004-11-24 |
| KR20030077018A (ko) | 2003-09-29 |
| CA2438393A1 (en) | 2002-08-29 |
| JP3927384B2 (ja) | 2007-06-06 |
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