[go: up one dir, main page]

EP1888800A4 - Feuille d acier laminee a froid ayant une formabilite superieure et un rapport de rendement eleve et son procede de production - Google Patents

Feuille d acier laminee a froid ayant une formabilite superieure et un rapport de rendement eleve et son procede de production

Info

Publication number
EP1888800A4
EP1888800A4 EP06732897A EP06732897A EP1888800A4 EP 1888800 A4 EP1888800 A4 EP 1888800A4 EP 06732897 A EP06732897 A EP 06732897A EP 06732897 A EP06732897 A EP 06732897A EP 1888800 A4 EP1888800 A4 EP 1888800A4
Authority
EP
European Patent Office
Prior art keywords
producing
steel sheet
high performance
same
rolled steel
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
EP06732897A
Other languages
German (de)
English (en)
Other versions
EP1888800A1 (fr
EP1888800B1 (fr
Inventor
Man-Young Park
Jin-Hee Chung
Noi-Ha Cho
Jeong-Bong Yoon
Kwang-Geun Chin
Ho-Seok Kim
Sung-Il Kim
Sang-Ho Han
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 KR1020050129237A external-priority patent/KR100723163B1/ko
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP1888800A1 publication Critical patent/EP1888800A1/fr
Publication of EP1888800A4 publication Critical patent/EP1888800A4/fr
Application granted granted Critical
Publication of EP1888800B1 publication Critical patent/EP1888800B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • C21D11/00—Process control or regulation for heat treatments
    • 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • 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
    • C22C38/002—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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • 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

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)
EP06732897.1A 2005-05-03 2006-05-03 Feuille d acier laminee a froid ayant une formabilite superieure et un rapport de rendement eleve et son procede de production Active EP1888800B1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR20050037183 2005-05-03
KR1020050129237A KR100723163B1 (ko) 2005-05-03 2005-12-26 면내이방성이 우수한 냉연강판과 그 제조방법
KR1020050129235A KR100723165B1 (ko) 2005-05-03 2005-12-26 소성이방성이 우수한 냉연강판과 그 제조방법
KR1020050129239A KR100723181B1 (ko) 2005-05-03 2005-12-26 성형성이 우수한 냉연강판과 그 제조방법
KR1020050129236A KR100723164B1 (ko) 2005-05-03 2005-12-26 가공성이 우수한 냉연강판과 그 제조방법
PCT/KR2006/001670 WO2006118425A1 (fr) 2005-05-03 2006-05-03 Feuille d’acier laminee a froid ayant une formabilite superieure et un rapport de rendement eleve et son procede de production

Publications (3)

Publication Number Publication Date
EP1888800A1 EP1888800A1 (fr) 2008-02-20
EP1888800A4 true EP1888800A4 (fr) 2011-01-26
EP1888800B1 EP1888800B1 (fr) 2018-11-07

Family

ID=37308183

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06732897.1A Active EP1888800B1 (fr) 2005-05-03 2006-05-03 Feuille d acier laminee a froid ayant une formabilite superieure et un rapport de rendement eleve et son procede de production

Country Status (2)

Country Link
EP (1) EP1888800B1 (fr)
WO (1) WO2006118425A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070038730A (ko) 2005-10-06 2007-04-11 주식회사 포스코 항복비가 우수한 석출강화형 냉연강판 및 그 제조방법
CN114231845A (zh) * 2021-12-03 2022-03-25 本钢板材股份有限公司 一种屈服强度220Mpa级冷轧深冲高强钢及其生产方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0386758A1 (fr) * 1989-03-10 1990-09-12 Kawasaki Steel Corporation Feuillards d'acier aptes à l'émaillage et leur procédé de fabrication
EP0792942A1 (fr) * 1996-02-29 1997-09-03 Kawasaki Steel Corporation Acier, tÔle d'acier ayant une excellente usinabilité et sa méthode de fabrication par procédé de four électrique et dégazage sous vide
EP1136575A1 (fr) * 1999-08-10 2001-09-26 Nkk Corporation Procede de production de feuillards d'acier lamines a froid
EP1306456A1 (fr) * 2000-08-04 2003-05-02 Nippon Steel Corporation Feuilles d'acier laminees a froid et a chaud presentant une excellente trempabilite et une excellente resistance au vieillissement a la temperature ordinaire et procede de fabrication associe
US20040168753A1 (en) * 2000-06-20 2004-09-02 Nkk Corporation Steel sheet and method for manufacturing the same
WO2005045085A1 (fr) * 2003-11-10 2005-05-19 Posco Tole d'acier laminee a froid possedant une resistance au vieillissement et une formabilite superieure, et son procede de fabrication
WO2005061748A1 (fr) * 2003-12-23 2005-07-07 Posco Acier lamine a froid durci au four presentant une excellente formabilite, et procede de fabrication dudit acier

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967322A (ja) * 1982-10-08 1984-04-17 Kawasaki Steel Corp 深絞り用冷延鋼板の製造方法
US5200005A (en) * 1991-02-08 1993-04-06 Mcgill University Interstitial free steels and method thereof
DE19628714C1 (de) * 1996-07-08 1997-12-04 Mannesmann Ag Verfahren zur Herstellung von Präzisionsstahlrohren
JPH10287954A (ja) 1997-04-15 1998-10-27 Kawasaki Steel Corp 耐歪時効特性に優れた塗装焼付硬化型冷延鋼板およびその製造方法
JP3978807B2 (ja) 1997-04-09 2007-09-19 Ｊｆｅスチール株式会社 耐歪時効性に優れた塗装焼付硬化型冷延鋼板の製造方法
JP2003041342A (ja) * 2002-05-29 2003-02-13 Nkk Corp 打ち抜き性に優れる冷延鋼板

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0386758A1 (fr) * 1989-03-10 1990-09-12 Kawasaki Steel Corporation Feuillards d'acier aptes à l'émaillage et leur procédé de fabrication
EP0792942A1 (fr) * 1996-02-29 1997-09-03 Kawasaki Steel Corporation Acier, tÔle d'acier ayant une excellente usinabilité et sa méthode de fabrication par procédé de four électrique et dégazage sous vide
EP1136575A1 (fr) * 1999-08-10 2001-09-26 Nkk Corporation Procede de production de feuillards d'acier lamines a froid
US20040168753A1 (en) * 2000-06-20 2004-09-02 Nkk Corporation Steel sheet and method for manufacturing the same
EP1306456A1 (fr) * 2000-08-04 2003-05-02 Nippon Steel Corporation Feuilles d'acier laminees a froid et a chaud presentant une excellente trempabilite et une excellente resistance au vieillissement a la temperature ordinaire et procede de fabrication associe
WO2005045085A1 (fr) * 2003-11-10 2005-05-19 Posco Tole d'acier laminee a froid possedant une resistance au vieillissement et une formabilite superieure, et son procede de fabrication
WO2005061748A1 (fr) * 2003-12-23 2005-07-07 Posco Acier lamine a froid durci au four presentant une excellente formabilite, et procede de fabrication dudit acier

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006118425A1 *

Also Published As

Publication number Publication date
EP1888800A1 (fr) 2008-02-20
WO2006118425A1 (fr) 2006-11-09
EP1888800B1 (fr) 2018-11-07

Similar Documents

Publication Publication Date Title
PL1857562T3 (pl) Utwardzana przy wypalaniu walcowana na gorąco blacha stalowa z doskonałą obrabialnością i sposób jej wytwarzania
EP1995354A4 (fr) Feuille de cuivre electrolytique traitee en surface et son procede de production
EP2258886A4 (fr) Tôle d'acier galvanisée par immersion à chaud, à haute résistance, présentant une excellente aptitude au traitement et son procédé de fabrication
BRPI0821572A2 (pt) Processo de fabricação de chapas de aço laminadas a frio e recozidas com resistência muito elevada, e chapas assim produzidas
FR2934566B1 (fr) Procede de fabrication d'un ensemble de degivrage sur un panneau d'une nacelle.
EP1935621A4 (fr) Procede de fabrication d un lamine poreux et lamine poreux
EP2474639A4 (fr) Feuille d'acier galvanisé à chaud très résistante et son procédé de production
FR2962995B1 (fr) Procede de fabrication d'une structure comprenant un feuillet de graphene muni de plots metalliques, structure ainsi obtenue et ses utilisations
EP1870482A4 (fr) Tole d'acier lamine a froid de haute resistance, excellente en terme d'allongement uniforme, et son procede de fabrication
PL2218799T3 (pl) Część z hartowanej indukcyjnie stali nitronawęglanej mającej wyższą wytrzymałość zmęczeniową powierzchni w wysokiej temperaturze i sposób jej wytwarzania
EP1669470A4 (fr) Feuille d'acier laminee a chaud et son procede de production
EP1932933A4 (fr) Feuille d acier extra-doux laminée à chaud à haute teneur en carbone et procede de fabrication idoine
EP1870483A4 (fr) Tole d'acier laminee a chaud, procede de production de ladite tole et article moule forme a partir de tole d'acier laminee a chaud
EP1932905A4 (fr) Procede de production d'une culture fongique
GB0723419D0 (en) A Sheet metal forming process
EP2612956A4 (fr) Procédé de production d'une tôle d'acier laminée à froid, tôle d'acier laminée à froid, et élément véhicule
EP1918396A4 (fr) Feuille d'acier à forte résistance à la traction et son procédé de production
FR2880838B1 (fr) Procede de fabrication d'un panneau composite avec une peau decorative et panneau correspondant
FR2901802B1 (fr) Procede de production d'une composition de polissage mecano-chimique et procede de polissage mecano-chimique.
TWI346141B (en) Cold rolled steel sheet having superior formability and high yield ratio, process for producing the same
EP2165762A4 (fr) Matériau de photocatalyseur, procédé de production du matériau de photocatalyseur, et procédé pour décomposer un contaminant en utilisant le matériau
EP1966404A4 (fr) Feuille d'acier au carbone supérieure en termes d'aptitude au formage et procédé de fabrication de celle-ci
IL193560A0 (en) Novel microorganism and method for producing dodecahydro-3a,6,6,9a-
ZA201205760B (en) High strength cold rolled steel sheet and plated steel sheet having excellent bake hardenability and formability, and method for manufacturing the same
FR2918680B1 (fr) Procede de fabrication d'un materiau en feuille.

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: 20071203

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

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

Effective date: 20101223

17Q First examination report despatched

Effective date: 20130211

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

Free format text: STATUS: EXAMINATION IS IN PROGRESS

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: 20180614

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): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK 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

Ref country code: AT

Ref legal event code: REF

Ref document number: 1062135

Country of ref document: AT

Kind code of ref document: T

Effective date: 20181115

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: 602006056761

Country of ref document: DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20181107

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: 1062135

Country of ref document: AT

Kind code of ref document: T

Effective date: 20181107

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: 20190207

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: 20181107

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: 20181107

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: 20181107

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: 20190307

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: 20181107

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: 20181107

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

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: 20190208

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: 20190307

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: 20181107

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: 20181107

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: 20181107

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: 20181107

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: 20181107

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: 20181107

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602006056761

Country of ref document: DE

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: 20181107

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: 20181107

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: 20181107

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: 20190808

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: 20181107

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: 20190503

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: 20190531

Ref country code: LI

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

Effective date: 20190531

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: 20181107

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20190531

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: 20190503

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: 20181107

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: 20190503

Ref country code: GB

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

Effective date: 20190503

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: 20190531

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: 20181107

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: 20060503

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602006056761

Country of ref document: DE

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

Free format text: FORMER OWNER: POSCO, POHANG, KYUNGSANGBOOK, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602006056761

Country of ref document: DE

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

Free format text: FORMER OWNER: POSCO, POHANG, KYUNGSANGBOOK, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602006056761

Country of ref document: DE

Owner name: POSCO HOLDINGS INC., KR

Free format text: FORMER OWNER: POSCO, POHANG, KYUNGSANGBOOK, KR

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602006056761

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: 602006056761

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: DE

Payment date: 20250520

Year of fee payment: 20

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

Ref country code: FR

Payment date: 20250521

Year of fee payment: 20