DE60221237D1 - Unidirektionales siliziumstahlblech mit ausgezeichneter adhesion von zugkraftübertragenden isolierender beschichtung - Google Patents

Unidirektionales siliziumstahlblech mit ausgezeichneter adhesion von zugkraftübertragenden isolierender beschichtung

Info

Publication number
DE60221237D1
DE60221237D1 DE60221237T DE60221237T DE60221237D1 DE 60221237 D1 DE60221237 D1 DE 60221237D1 DE 60221237 T DE60221237 T DE 60221237T DE 60221237 T DE60221237 T DE 60221237T DE 60221237 D1 DE60221237 D1 DE 60221237D1
Authority
DE
Germany
Prior art keywords
pull
steel plate
insulating coating
silicon steel
excellent adhesion
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
Application number
DE60221237T
Other languages
English (en)
Other versions
DE60221237T2 (de
Inventor
Genichi Shigesato
Kenichi Murakami
Yoshiyuki Ushigami
Shuichi Nakamura
Masaaki Sugiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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
Priority claimed from JP2001124473A external-priority patent/JP3930696B2/ja
Priority claimed from JP2001152756A external-priority patent/JP4044739B2/ja
Priority claimed from JP2001174669A external-priority patent/JP4288022B2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of DE60221237D1 publication Critical patent/DE60221237D1/de
Publication of DE60221237T2 publication Critical patent/DE60221237T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1272—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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1288—Application of a tension-inducing coating
    • 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
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
    • 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
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
    • C23C28/048—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material with layers graded in composition or physical properties
    • 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
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/02—Pretreatment of the material to be coated
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/80—After-treatment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of sheets
    • H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1283—Application of a separating or insulating coating
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Soft Magnetic Materials (AREA)
DE2002621237 2001-04-23 2002-04-23 Unidirektionales siliziumblech mit ausgezeichneter adhesion von zugkraftübertragender isolierender beschichtung Expired - Lifetime DE60221237T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2001124473 2001-04-23
JP2001124473A JP3930696B2 (ja) 2001-04-23 2001-04-23 張力付与性絶縁皮膜の皮膜密着性に優れる一方向性珪素鋼板とその製造方法
JP2001152756A JP4044739B2 (ja) 2001-05-22 2001-05-22 張力付与性絶縁皮膜の皮膜密着性に優れる一方向性珪素鋼板とその製造方法
JP2001152756 2001-05-22
JP2001174669 2001-06-08
JP2001174669A JP4288022B2 (ja) 2001-06-08 2001-06-08 一方向性珪素鋼板とその製造方法
PCT/JP2002/004052 WO2002088424A1 (en) 2001-04-23 2002-04-23 Unidirectional silicon steel sheet excellent in adhesion of insulating coating film imparting tensile force

Publications (2)

Publication Number Publication Date
DE60221237D1 true DE60221237D1 (de) 2007-08-30
DE60221237T2 DE60221237T2 (de) 2007-11-15

Family

ID=27346589

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2002621237 Expired - Lifetime DE60221237T2 (de) 2001-04-23 2002-04-23 Unidirektionales siliziumblech mit ausgezeichneter adhesion von zugkraftübertragender isolierender beschichtung

Country Status (6)

Country Link
US (1) US6713187B2 (de)
EP (1) EP1382717B1 (de)
KR (1) KR100553020B1 (de)
CN (1) CN1263891C (de)
DE (1) DE60221237T2 (de)
WO (1) WO2002088424A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100703304B1 (ko) * 2006-01-19 2007-04-03 삼성전자주식회사 휴대용 단말기의 스피커 모듈
CN101748259B (zh) * 2008-12-12 2011-12-07 鞍钢股份有限公司 一种低温加热生产高磁感取向硅钢的方法
WO2011102328A1 (ja) * 2010-02-18 2011-08-25 新日本製鐵株式会社 無方向性電磁鋼板及びその製造方法
RU2643755C2 (ru) * 2013-08-27 2018-02-05 Ак Стил Пропертиз, Инк. Текстурированная электротехническая сталь с улучшенными характеристиками форстеритового покрытия
CN103934185B (zh) * 2014-04-22 2016-03-30 宝山钢铁股份有限公司 具有良好成膜性能的电工钢极厚绝缘涂层的生产方法
KR101596446B1 (ko) * 2014-08-07 2016-03-07 주식회사 포스코 포스테라이트 피막이 제거된 방향성 전기강판용 예비 코팅제 조성물, 이를 이용하여 제조된 방향성 전기강판 및 상기 방향성 전기강판의 제조방법
KR102360459B1 (ko) * 2017-07-13 2022-02-14 닛폰세이테츠 가부시키가이샤 방향성 전자 강판
WO2019013350A1 (ja) * 2017-07-13 2019-01-17 新日鐵住金株式会社 方向性電磁鋼板
WO2019013347A1 (ja) * 2017-07-13 2019-01-17 新日鐵住金株式会社 方向性電磁鋼板、及び方向性電磁鋼板の製造方法
WO2019013348A1 (ja) * 2017-07-13 2019-01-17 新日鐵住金株式会社 方向性電磁鋼板
EP3722460B1 (de) * 2018-02-06 2025-12-03 JFE Steel Corporation Elektromagnetisches stahlblech mit isolierender beschichtung und herstellungsverfahren dafür
US12116648B2 (en) 2018-03-30 2024-10-15 Jfe Steel Corporation Cold-rolled steel sheet and method for manufacturing the same, and cold-rolled steel sheet for annealing
EP3822391A4 (de) 2018-07-13 2022-03-16 Nippon Steel Corporation Basisblech für kornorientierte elektrostahlbleche, kornorientiertes siliziumstahlblech als basismaterial für kornorientierte elektrostahlbleche, verfahren zur herstellung eines basisblechs für kornorientierte elektrostahlbleche und verfahren zur herstellung kornorientierter elektrostahlbleche
CN112437817B (zh) * 2018-07-13 2023-02-24 日本制铁株式会社 方向性电磁钢板及其制造方法
CN112449656A (zh) * 2018-07-13 2021-03-05 日本制铁株式会社 方向性电磁钢板及其制造方法
KR20210111280A (ko) 2019-01-16 2021-09-10 닛폰세이테츠 가부시키가이샤 방향성 전자 강판, 방향성 전자 강판용의 중간 강판 및 그것들의 제조 방법
JP7511484B2 (ja) * 2019-01-16 2024-07-05 日本製鉄株式会社 方向性電磁鋼板およびその製造方法
JP7339549B2 (ja) 2019-01-16 2023-09-06 日本製鉄株式会社 フォルステライト皮膜を有しない絶縁皮膜密着性に優れる方向性電磁鋼板
CN113286911A (zh) * 2019-01-16 2021-08-20 日本制铁株式会社 方向性电磁钢板
CN113302316B (zh) * 2019-01-16 2023-11-28 日本制铁株式会社 方向性电磁钢板及其制造方法
US12553136B2 (en) 2019-01-16 2026-02-17 Nippon Steel Corporation Grain-oriented electrical steel sheet and method for manufacturing the same
EP3693496A1 (de) * 2019-02-06 2020-08-12 Rembrandtin Lack GmbH Nfg.KG Wässrige zusammensetzung zur beschichtung von kornorientiertem stahl
EP3715480A1 (de) * 2019-03-26 2020-09-30 Thyssenkrupp Electrical Steel Gmbh Für mittelfrequenzanwendungen geeignetes eisen-silikon-material
AU2021368439B2 (en) 2020-10-26 2024-03-28 Nippon Steel Corporation Wound core
JP7553869B2 (ja) * 2021-05-28 2024-09-19 日本製鉄株式会社 方向性電磁鋼板

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2654861B2 (ja) 1990-10-27 1997-09-17 新日本製鐵株式会社 鉄心の加工性および耐熱性の優れた方向性電磁鋼板の絶縁皮膜形成方法
JPH05279747A (ja) 1992-04-02 1993-10-26 Nippon Steel Corp 方向性電磁鋼板の絶縁皮膜形成方法
DE69326792T2 (de) * 1992-04-07 2000-04-27 Nippon Steel Corp., Tokio/Tokyo Kornorientiertes Siliziumstahlblech mit geringen Eisenverlusten und Herstellungsverfahren
US5782998A (en) 1992-05-08 1998-07-21 Nippon Steel Corporation Grain oriented electrical steel sheet having specular surface

Also Published As

Publication number Publication date
EP1382717B1 (de) 2007-07-18
US6713187B2 (en) 2004-03-30
EP1382717A1 (de) 2004-01-21
KR100553020B1 (ko) 2006-02-16
KR20040000301A (ko) 2004-01-03
DE60221237T2 (de) 2007-11-15
CN1263891C (zh) 2006-07-12
WO2002088424A1 (en) 2002-11-07
EP1382717A4 (de) 2005-02-23
CN1461357A (zh) 2003-12-10
US20030180553A1 (en) 2003-09-25

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