DZ2970A1 - Procédé de préparation d'une tôle d'acier, notamment double phase, cette tôle, procédé our en renforcer la résistance à la propagation des fissures etprocédé pour contrôler le rapport moyen de la lon gueur à l'épaisseur d'une galette dans le traitement d'une tôle d'acier triple phase. - Google Patents

Procédé de préparation d'une tôle d'acier, notamment double phase, cette tôle, procédé our en renforcer la résistance à la propagation des fissures etprocédé pour contrôler le rapport moyen de la lon gueur à l'épaisseur d'une galette dans le traitement d'une tôle d'acier triple phase.

Info

Publication number
DZ2970A1
DZ2970A1 DZ990270A DZ990270A DZ2970A1 DZ 2970 A1 DZ2970 A1 DZ 2970A1 DZ 990270 A DZ990270 A DZ 990270A DZ 990270 A DZ990270 A DZ 990270A DZ 2970 A1 DZ2970 A1 DZ 2970A1
Authority
DZ
Algeria
Prior art keywords
steel sheet
phase
sheet
slab
reinforcing
Prior art date
Application number
DZ990270A
Other languages
English (en)
French (fr)
Inventor
Jayoung Koo
Narasimba-Rao V Bangaru
Glen A Vaughn
Raghavan Ayer
Original Assignee
Exxon Production Research Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Exxon Production Research Co filed Critical Exxon Production Research Co
Application granted granted Critical
Publication of DZ2970A1 publication Critical patent/DZ2970A1/xx

Links

Classifications

    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
    • 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
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Articles (AREA)
DZ990270A 1998-12-19 1999-12-15 Procédé de préparation d'une tôle d'acier, notamment double phase, cette tôle, procédé our en renforcer la résistance à la propagation des fissures etprocédé pour contrôler le rapport moyen de la lon gueur à l'épaisseur d'une galette dans le traitement d'une tôle d'acier triple phase. DZ2970A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/215,772 US6159312A (en) 1997-12-19 1998-12-19 Ultra-high strength triple phase steels with excellent cryogenic temperature toughness

Publications (1)

Publication Number Publication Date
DZ2970A1 true DZ2970A1 (fr) 2005-05-29

Family

ID=22804322

Family Applications (1)

Application Number Title Priority Date Filing Date
DZ990270A DZ2970A1 (fr) 1998-12-19 1999-12-15 Procédé de préparation d'une tôle d'acier, notamment double phase, cette tôle, procédé our en renforcer la résistance à la propagation des fissures etprocédé pour contrôler le rapport moyen de la lon gueur à l'épaisseur d'une galette dans le traitement d'une tôle d'acier triple phase.

Country Status (27)

Country Link
US (1) US6159312A (es)
EP (1) EP1144698A4 (es)
JP (1) JP2002533567A (es)
KR (1) KR100650301B1 (es)
CN (1) CN1125882C (es)
AR (1) AR023351A1 (es)
AT (1) AT410446B (es)
AU (1) AU761119B2 (es)
BR (1) BR9916381A (es)
CA (1) CA2353926A1 (es)
CO (1) CO5111044A1 (es)
DE (1) DE19983820T1 (es)
DK (1) DK200100944A (es)
DZ (1) DZ2970A1 (es)
EG (1) EG22122A (es)
FI (1) FI113550B (es)
GB (1) GB2358873B (es)
GC (1) GC0000086A (es)
ID (1) ID29178A (es)
MX (1) MXPA01006270A (es)
MY (1) MY115511A (es)
PE (1) PE20001528A1 (es)
RU (1) RU2234542C2 (es)
SE (1) SE523866C2 (es)
TN (1) TNSN99244A1 (es)
TW (1) TW550300B (es)
WO (1) WO2000037689A1 (es)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6386583B1 (en) * 2000-09-01 2002-05-14 Trw Inc. Low-carbon high-strength steel
US6843237B2 (en) 2001-11-27 2005-01-18 Exxonmobil Upstream Research Company CNG fuel storage and delivery systems for natural gas powered vehicles
US6852175B2 (en) 2001-11-27 2005-02-08 Exxonmobil Upstream Research Company High strength marine structures
US6709534B2 (en) * 2001-12-14 2004-03-23 Mmfx Technologies Corporation Nano-composite martensitic steels
US6746548B2 (en) 2001-12-14 2004-06-08 Mmfx Technologies Corporation Triple-phase nano-composite steels
US20040149362A1 (en) * 2002-11-19 2004-08-05 Mmfx Technologies Corporation, A Corporation Of The State Of California Cold-worked steels with packet-lath martensite/austenite microstructure
FR2847273B1 (fr) * 2002-11-19 2005-08-19 Usinor Piece d'acier de construction soudable et procede de fabrication
CN100342038C (zh) * 2002-11-19 2007-10-10 Mmfx技术股份有限公司 具有群集－板晶马氏体/奥氏体微观结构的冷加工钢
US7169239B2 (en) 2003-05-16 2007-01-30 Lone Star Steel Company, L.P. Solid expandable tubular members formed from very low carbon steel and method
US20050076975A1 (en) * 2003-10-10 2005-04-14 Tenaris Connections A.G. Low carbon alloy steel tube having ultra high strength and excellent toughness at low temperature and method of manufacturing the same
US20060169368A1 (en) * 2004-10-05 2006-08-03 Tenaris Conncections A.G. (A Liechtenstein Corporation) Low carbon alloy steel tube having ultra high strength and excellent toughness at low temperature and method of manufacturing the same
JP4872917B2 (ja) * 2005-09-21 2012-02-08 住友金属工業株式会社 低温用鋼材およびその製造方法
ES2326198B1 (es) * 2006-03-01 2010-06-29 Consejo Sup.Investigaciones Cientificas Preparacion de nanoestructuras metalicas mediante laminacion severa.
KR100843844B1 (ko) * 2006-11-10 2008-07-03 주식회사 포스코 균열성장 저항성이 우수한 초고강도 라인파이프용 강판 및그 제조방법
JP5214905B2 (ja) * 2007-04-17 2013-06-19 株式会社中山製鋼所 高強度熱延鋼板およびその製造方法
US20090301613A1 (en) * 2007-08-30 2009-12-10 Jayoung Koo Low Yield Ratio Dual Phase Steel Linepipe with Superior Strain Aging Resistance
KR101018131B1 (ko) * 2007-11-22 2011-02-25 주식회사 포스코 저온인성이 우수한 고강도 저항복비 건설용 강재 및 그제조방법
JP5365217B2 (ja) * 2008-01-31 2013-12-11 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
CN101497961B (zh) * 2008-02-03 2011-06-15 宝山钢铁股份有限公司 一种低温韧性1.5Ni钢及其制造方法
US8599767B2 (en) 2008-06-26 2013-12-03 Netgear, Inc. Method and apparatus for scanning multi-mode wireless communication environments
CN102076874A (zh) * 2008-07-11 2011-05-25 Skf公司 用于制造钢材部件、焊缝、焊接钢材部件和轴承部件的方法
AR073884A1 (es) * 2008-10-30 2010-12-09 Sumitomo Metal Ind Tubo de acero inoxidable de alta resistencia excelente en resistencia a la fisuracion bajo tension por sulfuros y a la corrosion de gas de acido carbonico en alta temperatura.
RU2481903C2 (ru) * 2008-12-09 2013-05-20 Смс Зимаг Аг Способ изготовления полос из металла и производственная установка для осуществления этого способа
KR101091294B1 (ko) * 2008-12-24 2011-12-07 주식회사 포스코 고강도 고연신 강판 및 열연강판, 냉연강판, 아연도금강판 및 아연도금합금화강판의 제조방법
CN105154761A (zh) * 2008-12-26 2015-12-16 杰富意钢铁株式会社 焊接热影响部及母材部的耐延性破裂发生特性优良的钢材及其制造方法
CA2844718C (en) * 2009-01-30 2017-06-27 Jfe Steel Corporation Thick high-tensile-strength hot-rolled steel sheet having excellent low-temperature toughness and manufacturing method thereof
WO2010087512A1 (ja) * 2009-01-30 2010-08-05 Ｊｆｅスチール株式会社 耐ｈｉｃ性に優れた厚肉高張力熱延鋼板及びその製造方法
JP5229823B2 (ja) * 2009-09-25 2013-07-03 株式会社日本製鋼所 高強度高靭性鋳鋼材およびその製造方法
KR20140143460A (ko) * 2010-03-30 2014-12-16 아이신에이더블류 가부시키가이샤 기어 및 그 제조 방법
JP5126326B2 (ja) * 2010-09-17 2013-01-23 Ｊｆｅスチール株式会社 耐疲労特性に優れた高強度熱延鋼板およびその製造方法
FI20115702L (fi) * 2011-07-01 2013-01-02 Rautaruukki Oyj Menetelmä suurlujuuksisen rakenneteräksen valmistamiseksi ja suurlujuuksinen rakenneteräs
TWI507538B (zh) 2011-09-30 2015-11-11 Nippon Steel & Sumitomo Metal Corp With excellent burn the attachment strength of the hardenable galvannealed steel sheet, a high strength galvannealed steel sheet and manufacturing method, etc.
JP5348268B2 (ja) * 2012-03-07 2013-11-20 Ｊｆｅスチール株式会社 成形性に優れる高強度冷延鋼板およびその製造方法
CN102825236B (zh) * 2012-08-31 2015-02-04 首钢京唐钢铁联合有限责任公司 一种消除含硼钢连铸坯角部横裂纹缺陷的方法
DK2924140T3 (en) * 2014-03-25 2018-02-19 Thyssenkrupp Steel Europe Ag Process for producing a flat high-strength steel product
FR3024058B1 (fr) * 2014-07-23 2016-07-15 Constellium France Procede et equipement de refroidissement
WO2016198906A1 (fr) * 2015-06-10 2016-12-15 Arcelormittal Acier a haute résistance et procédé de fabrication
CN108026600A (zh) 2015-07-15 2018-05-11 Ak钢铁产权公司 高成形性双相钢
MX2018001280A (es) * 2015-07-31 2018-05-17 Nippon Steel & Sumitomo Metal Corp Lamina de acero de estructura tipo mixta de transformacion inducida por tension y metodo para fabricar la misma.
RU2698036C1 (ru) * 2016-01-29 2019-08-21 ДжФЕ СТИЛ КОРПОРЕЙШН Толстолистовая сталь для высокопрочных и имеющих высокую ударную прочность стальных труб и способ производства толстолистовой стали
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KR101928153B1 (ko) * 2016-12-23 2018-12-11 현대제철 주식회사 극저온 인성이 우수한 고강도 강판 및 그 제조 방법
BR112019006502A2 (pt) 2017-01-31 2019-08-13 Nippon Steel & Sumitomo Metal Corp chapa de aço
EP3592871A1 (en) 2017-03-10 2020-01-15 Tata Steel Limited Hot rolled steel product with ultra-high strength minimum 1100mpa and good elongation 21%
KR102075205B1 (ko) 2017-11-17 2020-02-07 주식회사 포스코 극저온용 강재 및 그 제조방법
WO2019122949A1 (en) * 2017-12-18 2019-06-27 Arcelormittal Steel section having a thickness of at least 100mm and method of manufacturing the same
WO2019180492A1 (en) * 2018-03-23 2019-09-26 Arcelormittal Forged part of bainitic steel and a method of manufacturing thereof
RU2686758C1 (ru) * 2018-04-02 2019-04-30 Публичное акционерное общество "Северсталь" (ПАО "Северсталь") Конструкционная криогенная сталь и способ ее получения
CN112824551A (zh) * 2019-11-21 2021-05-21 上海梅山钢铁股份有限公司 一种轴瓦用钢背铝基复合板的钢质基板及制造方法
CN112658180B (zh) * 2020-12-08 2023-11-10 南京迪威尔高端制造股份有限公司 一种4330缸体锻件的制造及检测方法
KR20240061711A (ko) 2022-11-01 2024-05-08 한국원자력연구원 극저온 인성이 우수한 이상조직을 가지는 크롬-망간 강 및 이의 제조방법

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5421917A (en) * 1977-07-20 1979-02-19 Nippon Kokan Kk <Nkk> Method of manufacturing non-quenched high-tensile steel having high toughness
JPS5834131A (ja) * 1981-08-25 1983-02-28 Kawasaki Steel Corp 靭性と溶接性の優れた非調質高張力鋼板の製造方法
US4619714A (en) * 1984-08-06 1986-10-28 The Regents Of The University Of California Controlled rolling process for dual phase steels and application to rod, wire, sheet and other shapes
DE3432337A1 (de) * 1984-09-03 1986-03-13 Hoesch Stahl AG, 4600 Dortmund Verfahren zur herstellung eines stahles und dessen verwendung
JP3550726B2 (ja) * 1994-06-03 2004-08-04 Ｊｆｅスチール株式会社 低温靱性に優れた高張力鋼の製造方法
US5545269A (en) * 1994-12-06 1996-08-13 Exxon Research And Engineering Company Method for producing ultra high strength, secondary hardening steels with superior toughness and weldability
US5545270A (en) * 1994-12-06 1996-08-13 Exxon Research And Engineering Company Method of producing high strength dual phase steel plate with superior toughness and weldability
US5531842A (en) * 1994-12-06 1996-07-02 Exxon Research And Engineering Company Method of preparing a high strength dual phase steel plate with superior toughness and weldability (LAW219)
US5900075A (en) * 1994-12-06 1999-05-04 Exxon Research And Engineering Co. Ultra high strength, secondary hardening steels with superior toughness and weldability
JPH08176659A (ja) * 1994-12-20 1996-07-09 Sumitomo Metal Ind Ltd 低降伏比高張力鋼の製造方法
WO1996023083A1 (fr) * 1995-01-26 1996-08-01 Nippon Steel Corporation Acier soudable de haute resistance ayant une durete excellente a basse temperature
US5755895A (en) * 1995-02-03 1998-05-26 Nippon Steel Corporation High strength line pipe steel having low yield ratio and excellent in low temperature toughness
JP3314295B2 (ja) * 1995-04-26 2002-08-12 新日本製鐵株式会社 低温靱性に優れた厚鋼板の製造方法
CA2230396C (en) * 1997-02-25 2001-11-20 Sumitomo Metal Industries, Ltd. High-toughness, high-tensile-strength steel and method of manufacturing the same
TW459053B (en) * 1997-12-19 2001-10-11 Exxon Production Research Co Ultra-high strength dual phase steels with excellent cryogenic temperature toughness

Also Published As

Publication number Publication date
EP1144698A4 (en) 2004-10-27
ID29178A (id) 2001-08-09
FI20011290A (fi) 2001-06-18
KR20010081084A (ko) 2001-08-25
AT410446B (de) 2003-04-25
AR023351A1 (es) 2002-09-04
AU2709700A (en) 2000-07-12
EG22122A (en) 2002-08-30
EP1144698A1 (en) 2001-10-17
TNSN99244A1 (fr) 2001-12-31
RU2234542C2 (ru) 2004-08-20
MXPA01006270A (es) 2002-08-12
ATA911699A (de) 2002-09-15
SE523866C2 (sv) 2004-05-25
KR100650301B1 (ko) 2006-11-28
GB2358873A (en) 2001-08-08
GC0000086A (en) 2004-06-30
SE0102044L (sv) 2001-08-09
WO2000037689A1 (en) 2000-06-29
BR9916381A (pt) 2001-09-11
DK200100944A (da) 2001-06-18
CA2353926A1 (en) 2000-06-29
US6159312A (en) 2000-12-12
PE20001528A1 (es) 2001-01-23
CN1125882C (zh) 2003-10-29
DE19983820T1 (de) 2002-01-31
GB2358873B (en) 2003-02-26
JP2002533567A (ja) 2002-10-08
AU761119B2 (en) 2003-05-29
TW550300B (en) 2003-09-01
CO5111044A1 (es) 2001-12-26
MY115511A (en) 2003-06-30
SE0102044D0 (sv) 2001-06-11
CN1331758A (zh) 2002-01-16
GB0114058D0 (en) 2001-08-01
FI113550B (fi) 2004-05-14

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