EP3392364A4 - High hardness abrasion resistant steel with excellent toughness and cutting crack resistance, and method for manufacturing same - Google Patents

High hardness abrasion resistant steel with excellent toughness and cutting crack resistance, and method for manufacturing same Download PDF

Info

Publication number
EP3392364A4
EP3392364A4 EP16875937.1A EP16875937A EP3392364A4 EP 3392364 A4 EP3392364 A4 EP 3392364A4 EP 16875937 A EP16875937 A EP 16875937A EP 3392364 A4 EP3392364 A4 EP 3392364A4
Authority
EP
European Patent Office
Prior art keywords
high hardness
crack resistance
resistant steel
abrasion resistant
manufacturing same
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
EP16875937.1A
Other languages
German (de)
French (fr)
Other versions
EP3392364B1 (en
EP3392364A1 (en
Inventor
Il-Cheol YI
Yong-Jin Kim
Sung-Kyu Kim
Sang-Deok Kang
Un-Hae LEE
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 EP3392364A4 publication Critical patent/EP3392364A4/en
Publication of EP3392364A1 publication Critical patent/EP3392364A1/en
Application granted granted Critical
Publication of EP3392364B1 publication Critical patent/EP3392364B1/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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • 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
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C21D2211/008—Martensite
EP16875937.1A 2015-12-15 2016-11-22 High hardness abrasion resistant steel with excellent toughness and cutting crack resistance, and method for manufacturing same Active EP3392364B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150179009A KR101736621B1 (en) 2015-12-15 2015-12-15 High hardness anti-abrasion steel having excellent toughness and superior resistance to cracking during thermal cutting
PCT/KR2016/013491 WO2017104995A1 (en) 2015-12-15 2016-11-22 High hardness abrasion resistant steel with excellent toughness and cutting crack resistance, and method for manufacturing same

Publications (3)

Publication Number Publication Date
EP3392364A4 true EP3392364A4 (en) 2018-10-24
EP3392364A1 EP3392364A1 (en) 2018-10-24
EP3392364B1 EP3392364B1 (en) 2020-07-29

Family

ID=59052836

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16875937.1A Active EP3392364B1 (en) 2015-12-15 2016-11-22 High hardness abrasion resistant steel with excellent toughness and cutting crack resistance, and method for manufacturing same

Country Status (6)

Country Link
US (1) US20190010571A1 (en)
EP (1) EP3392364B1 (en)
JP (1) JP6691967B2 (en)
KR (1) KR101736621B1 (en)
CN (1) CN108368589B (en)
WO (1) WO2017104995A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018122901A1 (en) 2018-09-18 2020-03-19 Voestalpine Stahl Gmbh Process for the production of ultra high-strength steel sheets and steel sheet therefor
JP7319518B2 (en) * 2019-02-14 2023-08-02 日本製鉄株式会社 Wear-resistant thick steel plate
CN112981066B (en) * 2021-02-07 2022-09-30 松山湖材料实验室 Heat treatment method of high-chromium steel and heat-treated high-chromium steel

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004300474A (en) * 2003-03-28 2004-10-28 Jfe Steel Kk Abrasion resistant steel and manufacturing method therefor
WO2014045552A1 (en) * 2012-09-19 2014-03-27 Ｊｆｅスチール株式会社 Wear-resistant steel plate having excellent low-temperature toughness and corrosion wear resistance
WO2014156079A1 (en) * 2013-03-28 2014-10-02 Ｊｆｅスチール株式会社 Abrasion resistant steel plate having low-temperature toughness, and manufacturing method therefor
EP2881486A1 (en) * 2012-07-31 2015-06-10 Baoshan Iron & Steel Co., Ltd. Abrasion resistant steel plate with high strength and high toughness, and process for preparing same
WO2015115086A1 (en) * 2014-01-28 2015-08-06 Ｊｆｅスチール株式会社 Wear-resistant steel plate and process for producing same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS609824A (en) * 1983-06-27 1985-01-18 Sumitomo Metal Ind Ltd Production of tough and hard steel
JP4682822B2 (en) 2004-11-30 2011-05-11 Ｊｆｅスチール株式会社 High strength hot rolled steel sheet
JP4644105B2 (en) * 2005-11-28 2011-03-02 新日本製鐵株式会社 Heat treatment method for bainite steel rail
WO2011061812A1 (en) * 2009-11-17 2011-05-26 住友金属工業株式会社 High-toughness abrasion-resistant steel and manufacturing method therefor
JP5375916B2 (en) * 2011-09-28 2013-12-25 Ｊｆｅスチール株式会社 Manufacturing method of wear-resistant steel plate with excellent flatness
KR101439629B1 (en) * 2012-10-15 2014-09-11 주식회사 포스코 Wear resistant steel having excellent wear-resistance and method for manufacturing the same
CN103805851B (en) * 2012-11-15 2016-03-30 宝山钢铁股份有限公司 A kind of superstrength low cost hot rolling Q & P steel and production method thereof
KR101439686B1 (en) * 2012-12-26 2014-09-12 주식회사 포스코 Steel for wear sliding resistant having excellent wear-resistance and method for manufacturing the same
CN103255341B (en) * 2013-05-17 2015-07-22 宝山钢铁股份有限公司 High-strength and high-toughness hot-rolled wear-resistant steel and preparation method thereof
KR101322092B1 (en) * 2013-08-01 2013-10-28 주식회사 포스코 Wear Resistant Steel Plate Having Excellent Low-Temperature Toughness And Weldability, And Method For Manufacturing The Same
JP6217671B2 (en) * 2014-03-31 2017-10-25 Ｊｆｅスチール株式会社 Thick steel plate with excellent wear resistance in high temperature environments

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004300474A (en) * 2003-03-28 2004-10-28 Jfe Steel Kk Abrasion resistant steel and manufacturing method therefor
EP2881486A1 (en) * 2012-07-31 2015-06-10 Baoshan Iron & Steel Co., Ltd. Abrasion resistant steel plate with high strength and high toughness, and process for preparing same
WO2014045552A1 (en) * 2012-09-19 2014-03-27 Ｊｆｅスチール株式会社 Wear-resistant steel plate having excellent low-temperature toughness and corrosion wear resistance
WO2014156079A1 (en) * 2013-03-28 2014-10-02 Ｊｆｅスチール株式会社 Abrasion resistant steel plate having low-temperature toughness, and manufacturing method therefor
WO2015115086A1 (en) * 2014-01-28 2015-08-06 Ｊｆｅスチール株式会社 Wear-resistant steel plate and process for producing same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017104995A1 *

Also Published As

Publication number Publication date
JP2019504192A (en) 2019-02-14
EP3392364B1 (en) 2020-07-29
JP6691967B2 (en) 2020-05-13
KR101736621B1 (en) 2017-05-30
US20190010571A1 (en) 2019-01-10
CN108368589B (en) 2020-10-20
CN108368589A (en) 2018-08-03
EP3392364A1 (en) 2018-10-24
WO2017104995A1 (en) 2017-06-22

Similar Documents

Publication Publication Date Title
EP3272899A4 (en) Low-yield-ratio high-strength-toughness thick steel plate with excellent low-temperature impact toughness and manufacturing method therefor
ZA202003349B (en) Steel sheet having excellent toughness, ductility and strength, and manufacturing method thereof
EP3561130A4 (en) High-hardness wear-resistant steel and method for manufacturing same
EP3561119A4 (en) Tempered martensitic steel having low yield ratio and excellent uniform elongation, and manufacturing method therefor
HK1254792A1 (en) High-strength stainless steel sheet having excellent fatigue characteristics, and method for manufacturing same
EP3427852A4 (en) Method for manufacturing different-thickness steel pipe, and different-thickness steel pipe
EP3385401A4 (en) High-strength steel having excellent brittle crack arrestability and welding part brittle crack initiation resistance, and production method therefor
EP3730656A4 (en) Wear-resistant steel having excellent hardness and impact toughness, and method for producing same
EP3239330A4 (en) High-strength steel having superior brittle crack arrestability, and production method therefor
EP3239332A4 (en) High-strength steel having superior brittle crack arrestability, and production method therefor
EP3712291A4 (en) Low-temperature steel plate having excellent impact toughness, and method for manufacturing same
EP3561111A4 (en) Thick steel sheet having excellent cryogenic impact toughness and manufacturing method therefor
EP3339464A4 (en) High-hardness steel sheet, and manufacturing method therefor
EP3279351A4 (en) High strength/high toughness steel sheet and method for producing same
EP3561120A4 (en) Austenite steel material having superb abrasion resistance and toughness, and method for producing same
EP3385402A4 (en) High-strength steel having excellent brittle crack arrestability and welding part brittle crack initiation resistance, and production method therefor
EP3034642A4 (en) Martensitic stainless steel having excellent wear resistance and corrosion resistance, and method for producing same
EP3279352A4 (en) High strength/high toughness steel sheet and method for producing same
EP3239331A4 (en) High-strength steel having superior brittle crack arrestability, and production method therefor
EP3561128A4 (en) High-hardness wear-resistant steel and method for manufacturing same
EP3889298A4 (en) High-strength steel with excellent durability and method for manufacturing same
EP3382051A4 (en) Steel, carburized steel component, and carburized steel component production method
EP3382050A4 (en) Steel, carburized steel component, and carburized steel component production method
EP3124638A4 (en) Stabilizer steel having high strength and excellent corrosion resistance, vehicle stabilizer employing same, and method for manufacturing same
EP3282027A4 (en) High-carbon steel wire material with excellent wire drawability, and steel wire

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: 20180914

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

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20190820

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: C21D 8/02 20060101ALI20200129BHEP

Ipc: C21D 1/18 20060101ALI20200129BHEP

Ipc: C22C 38/28 20060101ALI20200129BHEP

Ipc: C22C 38/02 20060101ALI20200129BHEP

Ipc: C21D 9/46 20060101ALI20200129BHEP

Ipc: C21D 6/00 20060101ALI20200129BHEP

Ipc: C22C 38/26 20060101ALI20200129BHEP

Ipc: C22C 38/32 20060101ALI20200129BHEP

Ipc: C22C 38/38 20060101AFI20200129BHEP

INTG Intention to grant announced

Effective date: 20200219

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: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1295871

Country of ref document: AT

Kind code of ref document: T

Effective date: 20200815

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: 602016041078

Country of ref document: DE

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

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: 20200729

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1295871

Country of ref document: AT

Kind code of ref document: T

Effective date: 20200729

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: 20200729

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: 20201030

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: 20200729

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: 20201029

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: 20200729

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: 20201029

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: 20200729

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: 20201130

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: 20200729

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: 20200729

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: 20200729

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: 20200729

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: 20201129

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: 20200729

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

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: 20200729

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: 20200729

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: 20200729

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: 20200729

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: 20200729

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: 20200729

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602016041078

Country of ref document: DE

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: 20200729

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

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

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: 20200729

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: 20200729

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

26N No opposition filed

Effective date: 20210430

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

Effective date: 20201122

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 NON-PAYMENT OF DUE FEES

Effective date: 20201122

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20201130

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: 20201130

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: 20200729

Ref country code: LI

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

Effective date: 20201130

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: 20201122

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: 20201122

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: 20201129

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: 20200729

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: 20200729

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: 20200729

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: 20200729

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: 20201130

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602016041078

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: 602016041078

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: 602016041078

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: 602016041078

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: 602016041078

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: SE

Payment date: 20231121

Year of fee payment: 8

Ref country code: FR

Payment date: 20231121

Year of fee payment: 8

Ref country code: DE

Payment date: 20231120

Year of fee payment: 8