EP3385401A4 - Hochfester stahl mit ausgezeichneter sprödbruchstabilität und schweissteilsprödbruchbeständigkeit und herstellungsverfahren dafür - Google Patents

Hochfester stahl mit ausgezeichneter sprödbruchstabilität und schweissteilsprödbruchbeständigkeit und herstellungsverfahren dafür Download PDF

Info

Publication number
EP3385401A4
EP3385401A4 EP16871071.3A EP16871071A EP3385401A4 EP 3385401 A4 EP3385401 A4 EP 3385401A4 EP 16871071 A EP16871071 A EP 16871071A EP 3385401 A4 EP3385401 A4 EP 3385401A4
Authority
EP
European Patent Office
Prior art keywords
brittle crack
production method
strength steel
method therefor
welding part
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
EP16871071.3A
Other languages
English (en)
French (fr)
Other versions
EP3385401A1 (de
EP3385401B1 (de
Inventor
Hak-Cheol Lee
Sung-Ho Jang
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.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
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 Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP3385401A1 publication Critical patent/EP3385401A1/de
Publication of EP3385401A4 publication Critical patent/EP3385401A4/de
Application granted granted Critical
Publication of EP3385401B1 publication Critical patent/EP3385401B1/de
Active 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
    • 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
    • C21D8/0205—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
    • 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
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following 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
    • 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
    • C22C38/02—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
    • C22C38/08—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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
EP16871071.3A 2015-12-04 2016-12-02 Hochfester stahl mit ausgezeichneter sprödbruchstabilität und schweissteilsprödbruchbeständigkeit und herstellungsverfahren dafür Active EP3385401B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150172689A KR101726082B1 (ko) 2015-12-04 2015-12-04 취성균열전파 저항성 및 용접부 취성균열개시 저항성이 우수한 고강도 강재 및 그 제조방법
PCT/KR2016/014088 WO2017095175A1 (ko) 2015-12-04 2016-12-02 취성균열전파 저항성 및 용접부 취성균열개시 저항성이 우수한 고강도 강재 및 그 제조방법

Publications (3)

Publication Number Publication Date
EP3385401A1 EP3385401A1 (de) 2018-10-10
EP3385401A4 true EP3385401A4 (de) 2018-10-10
EP3385401B1 EP3385401B1 (de) 2020-02-12

Family

ID=58580210

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16871071.3A Active EP3385401B1 (de) 2015-12-04 2016-12-02 Hochfester stahl mit ausgezeichneter sprödbruchstabilität und schweissteilsprödbruchbeständigkeit und herstellungsverfahren dafür

Country Status (6)

Country Link
US (1) US20180363081A1 (de)
EP (1) EP3385401B1 (de)
JP (1) JP6648270B2 (de)
KR (1) KR101726082B1 (de)
CN (1) CN108368587B (de)
WO (1) WO2017095175A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019069771A1 (ja) * 2017-10-03 2019-04-11 新日鐵住金株式会社 鋼板および鋼板の製造方法
KR101999015B1 (ko) 2017-12-24 2019-07-10 주식회사 포스코 취성균열 전파 저항성이 우수한 구조용 강재 및 그 제조방법
KR102209561B1 (ko) * 2018-11-30 2021-01-28 주식회사 포스코 취성균열전파 저항성이 우수한 극후물 강재 및 그 제조방법
ES2895456T3 (es) 2018-12-11 2022-02-21 Ssab Technology Ab Producto de acero de alta resistencia y método de fabricación del mismo
KR102200243B1 (ko) * 2018-12-18 2021-01-07 주식회사 포스코 저온인성이 우수한 대입열 해양구조용강 용접이음부
KR102209547B1 (ko) * 2018-12-19 2021-01-28 주식회사 포스코 취성균열개시 저항성이 우수한 구조용 극후물 강재 및 그 제조방법
JP7398970B2 (ja) * 2019-04-22 2023-12-15 株式会社神戸製鋼所 厚鋼板およびその製造方法
KR102255818B1 (ko) * 2019-06-24 2021-05-25 주식회사 포스코 내부식성이 우수한 고강도 구조용 강재 및 그 제조방법
KR102237486B1 (ko) * 2019-10-01 2021-04-08 주식회사 포스코 중심부 극저온 변형시효충격인성이 우수한 고강도 극후물 강재 및 그 제조방법
KR102312510B1 (ko) * 2019-12-17 2021-10-14 주식회사 포스코 내지연파괴 특성이 우수한 냉간압조용 선재, 부품 및 그 제조방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2660346A2 (de) * 2010-12-28 2013-11-06 Posco Hochfestes stahlblech mit ausgezeichneter zähigkeit bei kryogenen temperaturen und herstellungsverfahren dafür
KR20150112489A (ko) * 2014-03-28 2015-10-07 현대제철 주식회사 강재 및 그 제조 방법

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0674454B2 (ja) * 1986-08-19 1994-09-21 新日本製鐵株式会社 低温靭性と溶接性に優れた厚手高張力鋼板の製造方法
US5470529A (en) * 1994-03-08 1995-11-28 Sumitomo Metal Industries, Ltd. High tensile strength steel sheet having improved formability
JP3474661B2 (ja) * 1995-01-24 2003-12-08 新日本製鐵株式会社 亀裂伝播停止特性に優れた耐サワー鋼板
JPH10183241A (ja) * 1996-12-25 1998-07-14 Nippon Steel Corp 溶接性および低温靭性の優れた低降伏比高張力鋼の製造方法
JP4445161B2 (ja) * 2001-06-19 2010-04-07 新日本製鐵株式会社 疲労強度に優れた厚鋼板の製造方法
KR20090006987A (ko) * 2007-07-13 2009-01-16 삼성전자주식회사 잉크젯 화상형성장치
KR100957964B1 (ko) * 2007-12-26 2010-05-17 주식회사 포스코 용접열영향부의 저온인성과 인장강도가 우수한 고강도저항복비 구조용 강재 및 그 제조방법
JP5348386B2 (ja) * 2008-10-24 2013-11-20 Ｊｆｅスチール株式会社 低降伏比かつ耐脆性亀裂発生特性に優れた厚肉高張力鋼板およびその製造方法
KR20100067509A (ko) * 2008-12-11 2010-06-21 주식회사 포스코 용접열영향부 ｃｔｏｄ 특성이 우수한 해양구조용 강판의 제조방법
KR101360737B1 (ko) * 2009-12-28 2014-02-07 주식회사 포스코 취성 균열 발생 저항성이 우수한 고강도 강판 및 그 제조방법
KR20120097160A (ko) * 2011-02-24 2012-09-03 현대제철 주식회사 고장력 강판 및 그 제조 방법
JP5522084B2 (ja) * 2011-02-24 2014-06-18 新日鐵住金株式会社 厚鋼板の製造方法
JP5612532B2 (ja) * 2011-04-26 2014-10-22 株式会社神戸製鋼所 低温靭性および溶接継手破壊靭性に優れた鋼板およびその製造方法
CN102154587B (zh) * 2011-05-25 2013-08-07 莱芜钢铁集团有限公司 一种大线能量焊接用管线钢及其制造方法
CN102851591B (zh) * 2011-06-28 2016-01-13 鞍钢股份有限公司 一种高强高韧性船用低温钢及其制造方法
KR101614375B1 (ko) * 2011-12-27 2016-04-21 제이에프이 스틸 가부시키가이샤 취성 균열 전파 정지 특성이 우수한 고강도 후강판의 제조 방법
CN104789898A (zh) * 2015-05-07 2015-07-22 湖南华菱湘潭钢铁有限公司 一种超高强度止裂厚钢板的生产方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2660346A2 (de) * 2010-12-28 2013-11-06 Posco Hochfestes stahlblech mit ausgezeichneter zähigkeit bei kryogenen temperaturen und herstellungsverfahren dafür
KR20150112489A (ko) * 2014-03-28 2015-10-07 현대제철 주식회사 강재 및 그 제조 방법

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017095175A1 *

Also Published As

Publication number Publication date
JP6648270B2 (ja) 2020-02-14
CN108368587A (zh) 2018-08-03
EP3385401A1 (de) 2018-10-10
KR101726082B1 (ko) 2017-04-12
WO2017095175A1 (ko) 2017-06-08
CN108368587B (zh) 2020-05-26
JP2019502018A (ja) 2019-01-24
EP3385401B1 (de) 2020-02-12
US20180363081A1 (en) 2018-12-20

Similar Documents

Publication Publication Date Title
EP3385401A4 (de) Hochfester stahl mit ausgezeichneter sprödbruchstabilität und schweissteilsprödbruchbeständigkeit und herstellungsverfahren dafür
EP3385402A4 (de) Hochfester stahl mit ausgezeichneter sprödbruchstabilität und schweissteile mit sprödbruchstabilität und herstellungsverfahren dafür
EP3178955A4 (de) Hochfestes stahlblech und herstellungsverfahren dafür und herstellungsverfahren für hochfestes verzinktes stahlblech
EP3178956A4 (de) Hochfestes stahlblech und verfahren zur herstellung davon sowie herstellungsverfahren für hochfestes verzinktes stahlblech
EP3508600A4 (de) Hochfeste stahlplatte und herstellungsverfahren dafür
EP3178957A4 (de) Hochfestes stahlblech und verfahren zur herstellung davon sowie herstellungsverfahren für hochfestes verzinktes stahlblech
EP3246427A4 (de) Hochfestes widerstandsgeschweisstes stahlrohr und herstellungsverfahren dafür
EP3255164A4 (de) Hochfestes stahlblech und herstellungsverfahren dafür
EP3476953A4 (de) Widerstandsgeschweisstes stahlrohr für hochfesten dünnen hohlstabilisator und herstellungsverfahren dafür
EP3239327A4 (de) Hochfeste stahlplatte für druckbehälter mit hervorragender zähigkeit nach einer wärmebehandlung nach dem schweissen und herstellungsverfahren dafür
EP3395974A4 (de) Hochfeste stahlplatte und herstellungsverfahren dafür
EP3239330A4 (de) Hochfester stahl mit hervorragender sprödbruchstablität und herstellungsverfahren dafür
EP3239332A4 (de) Hochfester stahl mit hervorragender sprödbruchstablität und herstellungsverfahren dafür
EP3178953A4 (de) Hochfestes stahlblech und herstellungsverfahren dafür und herstellungsverfahren für hochfestes verzinktes stahlblech
EP3120941A4 (de) Stahlplatte von hoher festigkeit und hoher zugfestigkeit sowie herstellungsverfahren dafür
EP3406748A4 (de) Hochfeste stahlplatte und herstellungsverfahren dafür
EP3392366A4 (de) Hochfestes stahlmaterial mit ausgezeichneten niedrigtemperatur-reckalterungsimpakteigenschaften und impakteigenschaften schweisswärmebtroffener zonen und verfahren zur herstellung davon
EP3293279A4 (de) Hochfeste stahlplatte und herstellungsverfahren dafür
EP3409803A4 (de) Hochfestes warmgewalztes stahlblech für elektrisches widerstandsgeschweisstes stahlrohr und verfahren zur herstellung davon
EP3358028A4 (de) Widerstandsgeschweisstes stahlrohr für hochfesten hohlstabilisator, verfahren zur herstellung eines widerstandsgeschweissten stahlrohrs für hochfesten hohlstabilisator, hochfester hohlstabilisator und verfahren zur herstellung eines hochfesten hohlstabilisators
EP3255162A4 (de) Hochfestes stahlblech und herstellungsverfahren dafür
EP3239331A4 (de) Hochfester stahl mit hervorragender sprödbruchstablität und herstellungsverfahren dafür
EP3508601A4 (de) Hochfeste stahlplatte und herstellungsverfahren dafür
ZA201907777B (en) Method for producing high-strength steel parts with improved ductility, and parts obtained by said method
EP3255163A4 (de) Hochfestes stahlblech und herstellungsverfahren dafür

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

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

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

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20180605

A4 Supplementary search report drawn up and despatched

Effective date: 20180725

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL 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 RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: POSCO

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
RIC1 Information provided on ipc code assigned before grant

Ipc: C21D 8/02 20060101ALI20190725BHEP

Ipc: C22C 38/14 20060101ALI20190725BHEP

Ipc: C22C 38/08 20060101ALI20190725BHEP

Ipc: C22C 38/04 20060101ALI20190725BHEP

Ipc: C22C 38/12 20060101ALI20190725BHEP

Ipc: C21D 9/46 20060101ALI20190725BHEP

Ipc: C22C 38/02 20060101ALI20190725BHEP

Ipc: C22C 38/06 20060101ALI20190725BHEP

Ipc: C22C 38/16 20060101AFI20190725BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

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

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20190904

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

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

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL 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 RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1232201

Country of ref document: AT

Kind code of ref document: T

Effective date: 20200215

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: 602016029838

Country of ref document: DE

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

Ref country code: RS

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: 20200212

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: 20200212

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: 20200512

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20200212

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: 20200212

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: 20200612

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: 20200212

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: 20200212

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: 20200512

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: 20200513

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: 20200212

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

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: 20200212

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: 20200212

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: 20200212

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: 20200705

Ref country code: SM

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: 20200212

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: 20200212

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: 20200212

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: 20200212

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: 20200212

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602016029838

Country of ref document: DE

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1232201

Country of ref document: AT

Kind code of ref document: T

Effective date: 20200212

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

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

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20201113

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

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: 20200212

Ref country code: AT

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: 20200212

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: 20200212

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: 20200212

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

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: 20200212

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20201231

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: 20201202

Ref country code: LU

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

Effective date: 20201202

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

Ref country code: CH

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

Effective date: 20201231

Ref country code: LI

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

Effective date: 20201231

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: 20200212

Ref country code: MT

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: 20200212

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: 20200212

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

Ref country code: MK

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: 20200212

Ref country code: AL

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: 20200212

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: 20201231

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602016029838

Country of ref document: DE

Owner name: POSCO CO., LTD, POHANG-SI, KR

Free format text: FORMER OWNER: POSCO, POHANG-SI, GYEONGSANGBUK-DO, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602016029838

Country of ref document: DE

Owner name: POSCO CO., LTD, POHANG- SI, KR

Free format text: FORMER OWNER: POSCO, POHANG-SI, GYEONGSANGBUK-DO, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602016029838

Country of ref document: DE

Owner name: POSCO HOLDINGS INC., KR

Free format text: FORMER OWNER: POSCO, POHANG-SI, GYEONGSANGBUK-DO, KR

REG Reference to a national code

Ref country code: GB

Ref legal event code: 732E

Free format text: REGISTERED BETWEEN 20221027 AND 20221102

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602016029838

Country of ref document: DE

Owner name: POSCO CO., LTD, POHANG-SI, KR

Free format text: FORMER OWNER: POSCO HOLDINGS INC., SEOUL, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602016029838

Country of ref document: DE

Owner name: POSCO CO., LTD, POHANG- SI, KR

Free format text: FORMER OWNER: POSCO HOLDINGS INC., SEOUL, KR

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

Ref country code: GB

Payment date: 20231120

Year of fee payment: 8

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

Ref country code: FR

Payment date: 20231121

Year of fee payment: 8

Ref country code: DE

Payment date: 20231120

Year of fee payment: 8