EP2431492A4 - Tôle d'acier contenant de l'azote à haute teneur en manganèse présentant une résistance et une ductilité élevées, et son procédé de fabrication - Google Patents

Tôle d'acier contenant de l'azote à haute teneur en manganèse présentant une résistance et une ductilité élevées, et son procédé de fabrication

Info

Publication number
EP2431492A4
EP2431492A4 EP10769913.4A EP10769913A EP2431492A4 EP 2431492 A4 EP2431492 A4 EP 2431492A4 EP 10769913 A EP10769913 A EP 10769913A EP 2431492 A4 EP2431492 A4 EP 2431492A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
manufacturing same
containing steel
ductility
manganese nitrogen
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.)
Granted
Application number
EP10769913.4A
Other languages
German (de)
English (en)
Other versions
EP2431492A2 (fr
EP2431492B1 (fr
Inventor
Young Kook Lee
Yeon Seung Jung
Sin Gon Kang
Dong Joon Min
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.)
Hyundai Steel Co
Original Assignee
Hyundai Steel 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=43032669&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2431492(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from KR1020090036963A external-priority patent/KR101140931B1/ko
Priority claimed from KR1020100026584A external-priority patent/KR101193718B1/ko
Application filed by Hyundai Steel Co filed Critical Hyundai Steel Co
Publication of EP2431492A2 publication Critical patent/EP2431492A2/fr
Publication of EP2431492A4 publication Critical patent/EP2431492A4/fr
Application granted granted Critical
Publication of EP2431492B1 publication Critical patent/EP2431492B1/fr
Revoked legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • 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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C22C38/02—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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • 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
    • C21D2211/001—Austenite
    • 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
    • C21D2211/004—Dispersions; Precipitations

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 Sheet Steel (AREA)
EP10769913.4A 2009-04-28 2010-04-27 Tôle d'acier contenant de l'azote à haute teneur en manganèse présentant une résistance et une ductilité élevées, et son procédé de fabrication Revoked EP2431492B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020090036963A KR101140931B1 (ko) 2009-04-28 2009-04-28 고강도 및 고연성을 갖는 고망간 질소 함유 강판 및 그 제조방법
KR1020100026584A KR101193718B1 (ko) 2010-03-25 2010-03-25 고강도 및 고연성을 갖는 고망간 질소 함유 강판 및 그 제조방법
PCT/KR2010/002625 WO2010126268A2 (fr) 2009-04-28 2010-04-27 Tôle d'acier contenant de l'azote à haute teneur en manganèse présentant une résistance et une ductilité élevées, et son procédé de fabrication

Publications (3)

Publication Number Publication Date
EP2431492A2 EP2431492A2 (fr) 2012-03-21
EP2431492A4 true EP2431492A4 (fr) 2014-01-22
EP2431492B1 EP2431492B1 (fr) 2015-09-30

Family

ID=43032669

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10769913.4A Revoked EP2431492B1 (fr) 2009-04-28 2010-04-27 Tôle d'acier contenant de l'azote à haute teneur en manganèse présentant une résistance et une ductilité élevées, et son procédé de fabrication

Country Status (5)

Country Link
US (1) US20120045358A1 (fr)
EP (1) EP2431492B1 (fr)
JP (1) JP5437482B2 (fr)
CN (1) CN102439188A (fr)
WO (1) WO2010126268A2 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2402472B2 (fr) † 2010-07-02 2017-11-15 ThyssenKrupp Steel Europe AG Acier à résistance élevée pouvant être déformé à froid et produit plat en acier constitué d'un tel acier
KR101510505B1 (ko) * 2012-12-21 2015-04-08 주식회사 포스코 우수한 도금성과 초고강도를 갖는 고망간 용융아연도금강판의 제조방법 및 이에 의해 제조된 고망간 용융아연도금강판
KR101490567B1 (ko) * 2012-12-27 2015-02-05 주식회사 포스코 용접성이 우수한 고망간 내마모강 및 그 제조방법
DE112014003038T5 (de) * 2013-06-27 2016-03-24 Hyundai Steel Company Hochfester-Stahl-Blech und Herstellungsverfahren dafür
KR101747034B1 (ko) 2016-04-28 2017-06-14 주식회사 포스코 항복비가 우수한 초고강도 고연성 강판 및 이의 제조방법
WO2017203341A1 (fr) 2016-05-24 2017-11-30 Arcelormittal Procédé de fabrication d'une tôle d'acier twip ayant une matrice austénitique
CN107537860A (zh) * 2016-06-25 2018-01-05 天津大学 采用冷轧调整tp347h奥氏体耐热钢组织的方法
WO2018199145A1 (fr) * 2017-04-26 2018-11-01 Ｊｆｅスチール株式会社 ACIER RICHE EN Mn ET SON PROCÉDÉ DE PRODUCTION
CN110724874A (zh) * 2018-07-17 2020-01-24 宝钢特钢有限公司 具有抗腐蚀磨损性能的高锰奥氏体钢及热轧板制备方法
CN109536815A (zh) * 2018-11-24 2019-03-29 冯良荣 一种制备氮化锰合金的方法
CN111850422B (zh) * 2020-04-30 2022-01-11 中科益安医疗科技（北京）股份有限公司 高氮无镍奥氏体不锈钢无缝薄壁管材及其制备方法
CN112708823A (zh) * 2020-11-24 2021-04-27 河钢股份有限公司 高热塑性的高锰高铝twip钢及其生产方法

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2024862A (en) * 1978-07-04 1980-01-16 Kobe Steel Ltd High manganese non-magnetic steel
GB2040999A (en) * 1978-12-26 1980-09-03 Nippon Kokan Kk Nonmagnetic steel having low thermal expansion coefficient and high yield point
JPS6036647A (ja) * 1983-08-06 1985-02-25 Kawasaki Steel Corp 局部腐食抵抗性に優れる高マンガン鋼
FR2557140A1 (fr) * 1983-12-27 1985-06-28 Kobe Steel Ltd Procede de fabrication d'acier non magnetique ecroue
JPS63235428A (ja) * 1987-03-24 1988-09-30 Nippon Mining Co Ltd 非磁性材料の製造方法
US4855105A (en) * 1986-03-26 1989-08-08 Belorussky Tekhnologichesky Institut Imeni S.M. Kirova Wear-resistant steel
JPH0313544A (ja) * 1989-06-09 1991-01-22 Nippon Steel Corp 高Ｍｎ非磁性鉄筋棒鋼の製造方法
JPH04154938A (ja) * 1990-10-15 1992-05-27 Nippon Steel Corp 応力腐食割れ感受性の小さい高Ｍｎ非磁性鋼
WO1993013233A1 (fr) * 1991-12-30 1993-07-08 Pohang Iron & Steel Co., Ltd. Acier austenitique au manganese presentant une plasticite, une resistance et une soudabilite ameliorees, et son procede de fabrication
JPH0657379A (ja) * 1992-08-12 1994-03-01 Nippon Steel Corp 熱間加工性および耐食性に優れた非磁性鋼材
JPH07126809A (ja) * 1993-10-15 1995-05-16 Kobe Steel Ltd 耐応力腐食割れ性および機械的性質の優れた高Ｍｎ非磁性鋼
US20080035248A1 (en) * 2004-11-24 2008-02-14 Philippe Cugy Method Of Producing Austenitic Iron/Carbon/Manganese Steel Sheets Having Very High Strength And Elongation Characteristics Ans Excellent Homogeneity

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58126956A (ja) * 1982-01-22 1983-07-28 Nippon Steel Corp プレス加工性の優れた高強度薄鋼板
KR940007374B1 (ko) * 1992-07-24 1994-08-16 포항종합제철 주식회사 성형성, 강도 및 용접성이 우수한 오스테나이트계 고 망간강과 그 제조방법
KR100241016B1 (ko) * 1995-12-26 2000-03-02 이구택 인성이 우수한 고망간강 및 이의 열간압연방법
FR2796083B1 (fr) * 1999-07-07 2001-08-31 Usinor Procede de fabrication de bandes en alliage fer-carbone-manganese, et bandes ainsi produites
DE10128544C2 (de) * 2001-06-13 2003-06-05 Thyssenkrupp Stahl Ag Höherfestes, kaltumformbares Stahlblech, Verfahren zu seiner Herstellung und Verwendung eines solchen Blechs
FR2829775B1 (fr) * 2001-09-20 2003-12-26 Usinor Procede de fabrication de tubes roules et soudes comportant une etape finale d'etirage ou d'hydroformage et tube soude ainsi obtenu
FR2857980B1 (fr) * 2003-07-22 2006-01-13 Usinor Procede de fabrication de toles d'acier austenitique fer-carbone-manganese, a haute resistance, excellente tenacite et aptitude a la mise en forme a froid, et toles ainsi produites
KR101178775B1 (ko) * 2003-12-23 2012-09-07 막스-플랑크-인스티투트 퓌어 아이젠포르슝 게엠베하 경량 구조강의 핫 스트립의 제조 방법
JP2005325387A (ja) * 2004-05-13 2005-11-24 Kiyohito Ishida 低比重鉄合金
JP2008519160A (ja) * 2004-11-03 2008-06-05 ティッセンクルップ スチール アクチェンゲゼルシャフト Ｔｗｉｐ特性をもつ高強度の鋼ストリップ又はシートの製造方法、コンポーネント及び高強度鋼ストリップ又はシートの製造方法
FR2881144B1 (fr) * 2005-01-21 2007-04-06 Usinor Sa Procede de fabrication de toles d'acier austenitique fer-carbone-manganese a haute resistance a la fissuration differee, et toles ainsi produites
KR100742823B1 (ko) * 2005-12-26 2007-07-25 주식회사 포스코 표면품질 및 도금성이 우수한 고망간 강판 및 이를 이용한도금강판 및 그 제조방법
JP4627069B2 (ja) * 2006-05-09 2011-02-09 株式会社日本製鋼所 高窒素鋼の製造方法
KR100851158B1 (ko) * 2006-12-27 2008-08-08 주식회사 포스코 충돌특성이 우수한 고망간형 고강도 강판 및 그 제조방법
KR20070085757A (ko) * 2007-06-04 2007-08-27 티센크루프 스틸 악티엔게젤샤프트 Ｔｗｉｐ 특성을 갖는 고강도 강 스트립 또는 박판 및 직접스트립 주조에 의한 상기 스트립 제조 방법

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2024862A (en) * 1978-07-04 1980-01-16 Kobe Steel Ltd High manganese non-magnetic steel
GB2040999A (en) * 1978-12-26 1980-09-03 Nippon Kokan Kk Nonmagnetic steel having low thermal expansion coefficient and high yield point
JPS6036647A (ja) * 1983-08-06 1985-02-25 Kawasaki Steel Corp 局部腐食抵抗性に優れる高マンガン鋼
FR2557140A1 (fr) * 1983-12-27 1985-06-28 Kobe Steel Ltd Procede de fabrication d'acier non magnetique ecroue
US4855105A (en) * 1986-03-26 1989-08-08 Belorussky Tekhnologichesky Institut Imeni S.M. Kirova Wear-resistant steel
JPS63235428A (ja) * 1987-03-24 1988-09-30 Nippon Mining Co Ltd 非磁性材料の製造方法
JPH0313544A (ja) * 1989-06-09 1991-01-22 Nippon Steel Corp 高Ｍｎ非磁性鉄筋棒鋼の製造方法
JPH04154938A (ja) * 1990-10-15 1992-05-27 Nippon Steel Corp 応力腐食割れ感受性の小さい高Ｍｎ非磁性鋼
WO1993013233A1 (fr) * 1991-12-30 1993-07-08 Pohang Iron & Steel Co., Ltd. Acier austenitique au manganese presentant une plasticite, une resistance et une soudabilite ameliorees, et son procede de fabrication
JPH0657379A (ja) * 1992-08-12 1994-03-01 Nippon Steel Corp 熱間加工性および耐食性に優れた非磁性鋼材
JPH07126809A (ja) * 1993-10-15 1995-05-16 Kobe Steel Ltd 耐応力腐食割れ性および機械的性質の優れた高Ｍｎ非磁性鋼
US20080035248A1 (en) * 2004-11-24 2008-02-14 Philippe Cugy Method Of Producing Austenitic Iron/Carbon/Manganese Steel Sheets Having Very High Strength And Elongation Characteristics Ans Excellent Homogeneity

Also Published As

Publication number Publication date
EP2431492A2 (fr) 2012-03-21
JP5437482B2 (ja) 2014-03-12
JP2012525500A (ja) 2012-10-22
US20120045358A1 (en) 2012-02-23
WO2010126268A2 (fr) 2010-11-04
WO2010126268A3 (fr) 2011-03-03
CN102439188A (zh) 2012-05-02
EP2431492B1 (fr) 2015-09-30

Similar Documents

Publication Publication Date Title
EP2431492A4 (fr) Tôle d'acier contenant de l'azote à haute teneur en manganèse présentant une résistance et une ductilité élevées, et son procédé de fabrication
EP2097548A4 (fr) Tôle d'acier à haute résistance et à remarquable résistance à l'impact, et son procédé de fabrication
EP2272994A4 (fr) Acier ayant une résistance à la traction élevée et son procédé de fabrication
EP2233597A4 (fr) Tôle d'acier galvanisée par immersion à chaud de résistance élevée ayant une excellente aptitude au moulage et procédé pour la production de celle-ci
TWI340170B (en) High strength thick steel sheet and producing method therefor
EP2453032A4 (fr) Tôle d acier à haute résistance et procédé de fabrication associé
EP2290116A4 (fr) Tôle d'acier épaisse présentant une résistance élevée et son procédé de fabrication
PL2155915T5 (pl) Sposób produkcji blach stalowych walcowanych na zimno i wyżarzanych o bardzo wysokiej wytrzymałości oraz blachy tak wytworzone
EP2460903A4 (fr) Tôle d'acier laminée à froid de résistance élevée et son procédé de fabrication
EP2639329A4 (fr) Tôle d'acier recouverte de graphène, et procédé de fabrication associé
EP2660345A4 (fr) Tôle d'acier présentant une ductilité améliorée pour élément de moulage, élément de moulage et son procédé de fabrication
ZA201000290B (en) Process for manufacturing steel sheet having high tensile strength and ductility characteristics, and sheet thus produced
EP2604715A4 (fr) Tôle d'acier laminée à froid, à haute résistance, dotée d'une ouvrabilité et d'une résistance aux chocs remarquables, et son procédé de fabrication
EP2460901A4 (fr) Tôle d'acier de résistance élevée, et son procédé de fabrication
EP2505277A4 (fr) Dispositif de fabrication de tôles d'acier laminées à chaud et procédé de fabrication de tôles d'acier laminées à chaud
EP2357260A4 (fr) Acier de cementation, composant cemente, et procede de production d'acier de cementation
EP2554699A4 (fr) Tôle d'acier présentant une résistance à la traction élevée et une meilleure ductilité et procédé de fabrication de cette dernière
EP2524972A4 (fr) Tôle d'acier a haute resistance presentant une excellente formabilite, et son procede de production
EP2371978A4 (fr) Feuille d'acier, feuille d'acier traitée en surface et son procédé de production
EP2505278A4 (fr) Procédé de fabrication de tôles d'acier laminées à chaud et dispositif de fabrication de tôles d'acier laminées à chaud
EP2520683A4 (fr) Tôle d'acier à haute résistance présentant une excellente résistance aux fissures fragiles et procédé de fabrication de celle-ci
EP2450117A4 (fr) Dispositif de refroidissement, procédé de refroidissement, dispositif de fabrication et procédé de fabrication de tôles d'acier laminées à chaud
EP2450116A4 (fr) Dispositif de refroidissement pour tôle d'acier, et dispositif de fabrication et procédé de fabrication pour tôle d'acier laminée à chaud
EP2423344A4 (fr) Fil machine en acier de résistance et de solidité élevées, et son procédé de fabrication
EP2322680A4 (fr) Acier facilement usinable, sans pb et respectueux de l'environnement et son procédé de fabrication

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20111108

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20131220

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/02 20060101ALI20131216BHEP

Ipc: C22C 38/38 20060101ALI20131216BHEP

Ipc: C22C 38/06 20060101ALI20131216BHEP

Ipc: C22C 38/00 20060101ALI20131216BHEP

Ipc: C22C 38/34 20060101ALI20131216BHEP

Ipc: C22C 38/04 20060101AFI20131216BHEP

Ipc: C21D 9/46 20060101ALI20131216BHEP

Ipc: C21D 8/02 20060101ALI20131216BHEP

Ipc: C21D 6/00 20060101ALI20131216BHEP

RIC1 Information provided on ipc code assigned before grant

Ipc: C21D 9/46 20060101ALI20141031BHEP

Ipc: C21D 6/00 20060101ALI20141031BHEP

Ipc: C21D 8/02 20060101ALI20141031BHEP

Ipc: C22C 38/38 20060101ALI20141031BHEP

Ipc: C22C 38/02 20060101ALI20141031BHEP

Ipc: C22C 38/04 20060101AFI20141031BHEP

Ipc: C22C 38/00 20060101ALI20141031BHEP

Ipc: C22C 38/06 20060101ALI20141031BHEP

Ipc: C22C 38/34 20060101ALI20141031BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20150415

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 752468

Country of ref document: AT

Kind code of ref document: T

Effective date: 20151015

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602010027910

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151230

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151231

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20150930

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 7

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160130

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160201

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

REG Reference to a national code

Ref country code: DE

Ref legal event code: R026

Ref document number: 602010027910

Country of ref document: DE

PLBI Opposition filed

Free format text: ORIGINAL CODE: 0009260

26 Opposition filed

Opponent name: SALZGITTER FLACHSTAHL GMBH

Effective date: 20160616

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20160426

Year of fee payment: 7

PLAX Notice of opposition and request to file observation + time limit sent

Free format text: ORIGINAL CODE: EPIDOSNOBS2

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160430

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20160421

Year of fee payment: 7

Ref country code: FR

Payment date: 20160421

Year of fee payment: 7

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20160427

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160427

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160430

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160430

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160427

RDAF Communication despatched that patent is revoked

Free format text: ORIGINAL CODE: EPIDOSNREV1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

REG Reference to a national code

Ref country code: AT

Ref legal event code: UEP

Ref document number: 752468

Country of ref document: AT

Kind code of ref document: T

Effective date: 20150930

REG Reference to a national code

Ref country code: DE

Ref legal event code: R064

Ref document number: 602010027910

Country of ref document: DE

Ref country code: DE

Ref legal event code: R103

Ref document number: 602010027910

Country of ref document: DE

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 602010027910

Country of ref document: DE

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 752468

Country of ref document: AT

Kind code of ref document: T

Effective date: 20170427

RDAG Patent revoked

Free format text: ORIGINAL CODE: 0009271

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: PATENT REVOKED

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20171229

27W Patent revoked

Effective date: 20170922

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170427

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170502

REG Reference to a national code

Ref country code: AT

Ref legal event code: MA03

Ref document number: 752468

Country of ref document: AT

Kind code of ref document: T

Effective date: 20170922

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

Ref country code: MT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160430

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: PATENT REVOKED

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150930