EP2796585A4 - Non-magnetic high manganese steel sheet with high strength and manufacturing method thereof - Google Patents

Non-magnetic high manganese steel sheet with high strength and manufacturing method thereof

Info

Publication number
EP2796585A4
EP2796585A4 EP12859366.2A EP12859366A EP2796585A4 EP 2796585 A4 EP2796585 A4 EP 2796585A4 EP 12859366 A EP12859366 A EP 12859366A EP 2796585 A4 EP2796585 A4 EP 2796585A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing
steel sheet
manganese steel
high strength
magnetic
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
EP12859366.2A
Other languages
German (de)
French (fr)
Other versions
EP2796585B1 (en
EP2796585A1 (en
Inventor
Sung-Kyu Kim
Kwang-Geun Chin
Pil-Yong Oh
Hyun-Gyu Hwang
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
Priority claimed from KR1020110141738A external-priority patent/KR20130073736A/en
Priority claimed from KR1020110142433A external-priority patent/KR20130074384A/en
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP2796585A1 publication Critical patent/EP2796585A1/en
Publication of EP2796585A4 publication Critical patent/EP2796585A4/en
Application granted granted Critical
Publication of EP2796585B1 publication Critical patent/EP2796585B1/en
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
    • 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
    • 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
    • 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
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—Cold 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
    • C21D8/0263—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
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
EP12859366.2A 2011-12-23 2012-12-20 Non-magnetic high manganese steel sheet with high strength and manufacturing method thereof Active EP2796585B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020110141738A KR20130073736A (en) 2011-12-23 2011-12-23 High strength non-magnetic steel sheet having excellent austenite stability and method for manufacturing the same
KR1020110142433A KR20130074384A (en) 2011-12-26 2011-12-26 High strength and high manganese steel sheet having excellent non-magnetic property and method for manufacturing the same
PCT/KR2012/011168 WO2013095005A1 (en) 2011-12-23 2012-12-20 Non-magnetic high manganese steel sheet with high strength and manufacturing method thereof

Publications (3)

Publication Number Publication Date
EP2796585A1 EP2796585A1 (en) 2014-10-29
EP2796585A4 true EP2796585A4 (en) 2016-02-24
EP2796585B1 EP2796585B1 (en) 2017-09-27

Family

ID=48668813

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12859366.2A Active EP2796585B1 (en) 2011-12-23 2012-12-20 Non-magnetic high manganese steel sheet with high strength and manufacturing method thereof

Country Status (5)

Country Link
US (1) US20150211088A1 (en)
EP (1) EP2796585B1 (en)
JP (1) JP6002779B2 (en)
CN (1) CN104011248B (en)
WO (1) WO2013095005A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6154768B2 (en) * 2013-03-21 2017-06-28 株式会社神戸製鋼所 Nonmagnetic steel with excellent low-temperature bending workability
JP6185865B2 (en) * 2013-03-21 2017-08-23 株式会社神戸製鋼所 Nonmagnetic steel excellent in low-temperature bending workability and method for producing the same
KR101518599B1 (en) * 2013-10-23 2015-05-07 주식회사 포스코 High manganess steel sheet with high strength and excellent vibration isolation property and mathod for manufacturing the same
CN104087872B (en) * 2014-06-24 2016-04-06 宁国市正兴耐磨材料有限公司 A kind of blower mill strike plate
KR101889187B1 (en) 2015-12-23 2018-08-16 주식회사 포스코 Nonmagnetic steel having superior hot workability and method for manufacturing the same
KR101747034B1 (en) 2016-04-28 2017-06-14 주식회사 포스코 Ultra high strength and high ductility steel sheet having excellent yield ratio, and method for manufacturing the same
WO2017203312A1 (en) * 2016-05-24 2017-11-30 Arcelormittal Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts
WO2017203315A1 (en) 2016-05-24 2017-11-30 Arcelormittal Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts
WO2017203310A1 (en) 2016-05-24 2017-11-30 Arcelormittal Method for producing a twip steel sheet having an austenitic microstructure
WO2017203311A1 (en) * 2016-05-24 2017-11-30 Arcelormittal Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts
KR101977507B1 (en) * 2017-12-22 2019-05-10 주식회사 포스코 Steel sheet for magnetic field shielding and method for manufacturing the same
KR102119962B1 (en) * 2018-10-25 2020-06-05 주식회사 포스코 High-strength and high-ductility steel having excellent weldability and method for manufacturing thereof
KR102255827B1 (en) * 2018-10-25 2021-05-26 주식회사 포스코 Low-temperature austenitic high manganese steel having excellent surface quality and manufacturing method for the same
EP3771746A1 (en) * 2019-08-02 2021-02-03 ThyssenKrupp Steel Europe AG Steel, steel sheet product, method for producing steel sheet product and use thereof
KR102218441B1 (en) * 2019-10-08 2021-02-19 주식회사 포스코 High strength wire rod having non-magnetic property and method for manufacturing thereof

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4302248A (en) * 1978-07-04 1981-11-24 Kobe Steel, Limited High manganese non-magnetic steel with excellent weldability and machinability
JPH04143218A (en) * 1990-10-05 1992-05-18 Kobe Steel Ltd Production of high mn nonmagnetic steel excellent in local deformability
JPH07126809A (en) * 1993-10-15 1995-05-16 Kobe Steel Ltd High mn nonmagnetic steel excellent in stress corrosion cracking resistance and mechanical property
WO2007075006A1 (en) * 2005-12-26 2007-07-05 Posco High manganese steel strips with excellent coatability and superior surface property, coated steel strips using steel strips and method for manufacturing the steel strips
WO2008078940A1 (en) * 2006-12-27 2008-07-03 Posco High manganese high strength steel sheets with excellent crashworthiness, and method for manufacturing of it
KR20090070507A (en) * 2007-12-27 2009-07-01 주식회사 포스코 High manganese steel sheet having excellent pickling property and manufacturing method thereof
KR20090070510A (en) * 2007-12-27 2009-07-01 주식회사 포스코 High managese steel plate, hot rolled steel plate, cold rolled steel plate, galvanized steel plate having excellent hole expansibility and manufacturing method thereof
WO2009084793A1 (en) * 2007-12-27 2009-07-09 Posco High manganese coated steel sheet having high strength and ductility and manufacturing method thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02104633A (en) * 1989-07-28 1990-04-17 Daido Steel Co Ltd High strength and non-magnetic high manganese steel
JPH05195156A (en) * 1991-11-15 1993-08-03 Nippon Steel Corp High-manganese ultrahigh tensile strength steel excellent in toughness in heat affected zone and its production
DE69226946T2 (en) * 1991-12-30 1999-05-12 Po Hang Iron & Steel AUSTENITIC MANGANIC STEEL SHEET WITH HIGH DEFORMABILITY, STRENGTH AND WELDABILITY AND METHOD
FR2857980B1 (en) * 2003-07-22 2006-01-13 Usinor PROCESS FOR MANUFACTURING HIGH-STRENGTH FERRO-CARBON-MANGANESE AUSTENITIC STEEL SHEET, EXCELLENT TENACITY AND COLD SHAPINGABILITY, AND SHEETS THUS PRODUCED
KR100742833B1 (en) * 2005-12-24 2007-07-25 주식회사 포스코 High Mn Steel Sheet for High Corrosion Resistance and Method of Manufacturing Galvanizing the Steel Sheet
KR20110009792A (en) * 2009-07-23 2011-01-31 주식회사 포스코 Austenitic steel sheet with high hot ductility and high resistance of delayed fracture and process for manufacturing of the same

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4302248A (en) * 1978-07-04 1981-11-24 Kobe Steel, Limited High manganese non-magnetic steel with excellent weldability and machinability
JPH04143218A (en) * 1990-10-05 1992-05-18 Kobe Steel Ltd Production of high mn nonmagnetic steel excellent in local deformability
JPH07126809A (en) * 1993-10-15 1995-05-16 Kobe Steel Ltd High mn nonmagnetic steel excellent in stress corrosion cracking resistance and mechanical property
WO2007075006A1 (en) * 2005-12-26 2007-07-05 Posco High manganese steel strips with excellent coatability and superior surface property, coated steel strips using steel strips and method for manufacturing the steel strips
WO2008078940A1 (en) * 2006-12-27 2008-07-03 Posco High manganese high strength steel sheets with excellent crashworthiness, and method for manufacturing of it
KR20090070507A (en) * 2007-12-27 2009-07-01 주식회사 포스코 High manganese steel sheet having excellent pickling property and manufacturing method thereof
KR20090070510A (en) * 2007-12-27 2009-07-01 주식회사 포스코 High managese steel plate, hot rolled steel plate, cold rolled steel plate, galvanized steel plate having excellent hole expansibility and manufacturing method thereof
WO2009084793A1 (en) * 2007-12-27 2009-07-09 Posco High manganese coated steel sheet having high strength and ductility and manufacturing method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013095005A1 *

Also Published As

Publication number Publication date
JP6002779B2 (en) 2016-10-05
EP2796585B1 (en) 2017-09-27
US20150211088A1 (en) 2015-07-30
CN104011248A (en) 2014-08-27
EP2796585A1 (en) 2014-10-29
WO2013095005A1 (en) 2013-06-27
JP2015507090A (en) 2015-03-05
CN104011248B (en) 2016-08-17

Similar Documents

Publication Publication Date Title
EP2796585A4 (en) Non-magnetic high manganese steel sheet with high strength and manufacturing method thereof
EP2762596A4 (en) High strength steel plate and manufacturing method thereof
EP2765212A4 (en) High-strength steel sheet and method for manufacturing same
EP2698444A4 (en) Hot-rolled steel sheet and manufacturing method thereof
EP2799568A4 (en) High-strength steel sheet and method for manufacturing same
PL2631307T3 (en) Steel sheet and method for manufacturing steel sheet
PL3575431T3 (en) Non-oriented electrical steel sheet and manufacturing method thereof
PL2692895T3 (en) Cold-rolled steel sheet and production method thereof
ZA201402216B (en) Galvanized steel sheet and method of manufacturing the same
PL2530180T3 (en) Steel sheet and method for manufacturing the steel sheet
ZA201400542B (en) Hot-formed previously welded steel part with very high mechanical resistance, and production method
EP2799579A4 (en) Grain-oriented electrical steel sheet and method for manufacturing the same
EP2770075A4 (en) Oriented electromagnetic steel sheet and method for manufacturing same
EP2679695A4 (en) Non-oriented electromagnetic steel sheet and method for manufacturing same
EP2725591A4 (en) Inductor and manufacturing method therefor
EP2799578A4 (en) High-strength hot-rolled steel sheet and manufacturing method therefor
PL2843062T3 (en) Grain-oriented electrical steel sheet and manufacturing method therefor
EP2762598A4 (en) Steel plate with low yield ratio high toughness and manufacturing method thereof
EP2799573A4 (en) Non-oriented magnetic steel sheet and method for manufacturing same
EP2599883A4 (en) Orientated electromagnetic steel sheet and manufacturing method for same
EP2818568A4 (en) Cold-rolled steel sheet and manufacturing method for same
PL2664689T3 (en) Grain-oriented electrical steel sheet and manufacturing method thereof
IL214482A0 (en) Magnetic encolsure and method
EP2762578A4 (en) Grain-oriented electrical steel sheet and manufacturing method therefor
EP2657357A4 (en) Low iron loss high strength non-oriented electromagnetic steel sheet and method for manufacturing same

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: 20140704

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

RIN1 Information on inventor provided before grant (corrected)

Inventor name: KIM, SUNG-KYU

Inventor name: HWANG, HYUN-GYU

Inventor name: CHIN, KWANG-GEUN

Inventor name: OH, PIL-YONG

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20160127

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/04 20060101AFI20160121BHEP

Ipc: C21D 9/46 20060101ALI20160121BHEP

Ipc: C21D 8/02 20060101ALI20160121BHEP

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

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/14 20060101ALI20170418BHEP

Ipc: C22C 38/00 20060101ALI20170418BHEP

Ipc: C21D 9/46 20060101ALI20170418BHEP

Ipc: C21D 6/00 20060101ALI20170418BHEP

Ipc: C22C 38/02 20060101ALI20170418BHEP

Ipc: C22C 38/04 20060101AFI20170418BHEP

Ipc: C21D 8/02 20060101ALI20170418BHEP

Ipc: C22C 38/06 20060101ALI20170418BHEP

INTG Intention to grant announced

Effective date: 20170509

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

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

Owner name: POSCO

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: 932036

Country of ref document: AT

Kind code of ref document: T

Effective date: 20171015

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: 602012037978

Country of ref document: DE

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 6

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

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: 20170927

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: 20170927

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: 20170927

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: 20170927

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: 20171227

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20170927

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 932036

Country of ref document: AT

Kind code of ref document: T

Effective date: 20170927

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

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: 20170927

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: 20171227

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: 20171228

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: 20170927

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: 20170927

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

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: 20170927

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: 20170927

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: 20170927

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

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: 20180127

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: 20170927

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: 20170927

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: 20170927

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: 20170927

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602012037978

Country of ref document: DE

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

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: 20170927

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

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

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

Effective date: 20171227

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

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: 20170927

26N No opposition filed

Effective date: 20180628

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: MT

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

Effective date: 20171220

Ref country code: LU

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

Effective date: 20171220

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 7

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20171231

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: 20171220

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: 20170927

Ref country code: GB

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

Effective date: 20171227

Ref country code: BE

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

Effective date: 20171231

Ref country code: CH

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

Effective date: 20171231

Ref country code: LI

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

Effective date: 20171231

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

Ref country code: HU

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

Effective date: 20121220

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: 20170927

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: 20170927

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: 20170927

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: 20170927

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: 20170927

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

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: 20170927

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602012037978

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: 602012037978

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: 602012037978

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: DE

Ref legal event code: R081

Ref document number: 602012037978

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: 602012037978

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: FR

Payment date: 20230922

Year of fee payment: 12

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

Ref country code: IT

Payment date: 20230922

Year of fee payment: 12

Ref country code: DE

Payment date: 20230920

Year of fee payment: 12