EP2193212A4 - Tuyère pour la production de fer en fusion et procédé d'injection de gaz au moyen de cette tuyère - Google Patents

Tuyère pour la production de fer en fusion et procédé d'injection de gaz au moyen de cette tuyère

Info

Publication number
EP2193212A4
EP2193212A4 EP08828480A EP08828480A EP2193212A4 EP 2193212 A4 EP2193212 A4 EP 2193212A4 EP 08828480 A EP08828480 A EP 08828480A EP 08828480 A EP08828480 A EP 08828480A EP 2193212 A4 EP2193212 A4 EP 2193212A4
Authority
EP
European Patent Office
Prior art keywords
tuyere
same
molten iron
injecting gas
manufacturing molten
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
EP08828480A
Other languages
German (de)
English (en)
Other versions
EP2193212B1 (fr
EP2193212A2 (fr
Inventor
Il-Hyun Cho
Do-Seueng Kim
Jin-Chan Bae
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 EP2193212A2 publication Critical patent/EP2193212A2/fr
Publication of EP2193212A4 publication Critical patent/EP2193212A4/fr
Application granted granted Critical
Publication of EP2193212B1 publication Critical patent/EP2193212B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • C21B7/163—Blowpipe assembly
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B1/16—Arrangements of tuyeres
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/48—Bottoms or tuyéres of converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture Of Iron (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Feeding And Controlling Fuel (AREA)
EP08828480.7A 2007-08-29 2008-08-29 Tuyère pour la production de fer en fusion et procédé d'injection de gaz au moyen de cette tuyère Active EP2193212B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20070087315 2007-08-29
KR1020070136401A KR100948927B1 (ko) 2007-08-29 2007-12-24 용철 제조용 풍구 및 이를 이용한 가스 취입 방법
PCT/KR2008/005097 WO2009028909A2 (fr) 2007-08-29 2008-08-29 Tuyère pour la production de fer en fusion et procédé d'injection de gaz au moyen de cette tuyère

Publications (3)

Publication Number Publication Date
EP2193212A2 EP2193212A2 (fr) 2010-06-09
EP2193212A4 true EP2193212A4 (fr) 2012-06-13
EP2193212B1 EP2193212B1 (fr) 2019-04-17

Family

ID=40692777

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08828480.7A Active EP2193212B1 (fr) 2007-08-29 2008-08-29 Tuyère pour la production de fer en fusion et procédé d'injection de gaz au moyen de cette tuyère

Country Status (12)

Country Link
US (1) US20110101576A1 (fr)
EP (1) EP2193212B1 (fr)
JP (1) JP5470251B2 (fr)
KR (1) KR100948927B1 (fr)
CN (1) CN101790589A (fr)
AU (1) AU2008293166B2 (fr)
BR (1) BRPI0815742B1 (fr)
CA (1) CA2696872C (fr)
RU (1) RU2478121C2 (fr)
UA (1) UA93635C2 (fr)
WO (1) WO2009028909A2 (fr)
ZA (1) ZA201001047B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008050599B3 (de) * 2008-10-09 2010-07-29 Uhde Gmbh Vorrichtung und Verfahren zur Verteilung von Primärluft in Koksöfen
KR20130072684A (ko) * 2011-12-22 2013-07-02 주식회사 포스코 풍구 조립체 및 이를 이용한 용철제조장치
US9309578B2 (en) 2012-07-13 2016-04-12 Jfe Steel Corporation Blast furnace operating method and tube bundle-type lance
RU2674454C2 (ru) * 2013-04-03 2018-12-10 ДжФЕ СТИЛ КОРПОРЕЙШН Способ работы доменной печи и копье
AU2014250567C1 (en) * 2013-04-03 2017-06-29 Jfe Steel Corporation Blast furnace operation method
CN104697320B (zh) * 2015-02-15 2016-12-07 德清县众合保温材料厂（普通合伙） 冲天炉
JP6493744B2 (ja) * 2015-03-24 2019-04-03 Ｊｆｅエンジニアリング株式会社 廃棄物ガス化溶融装置及び廃棄物ガス化溶融方法
JP7396319B2 (ja) * 2021-03-23 2023-12-12 Ｊｆｅスチール株式会社 気体還元材の吹込み方法
CN114807480B (zh) * 2022-05-31 2023-07-07 昌黎县兴国精密机件有限公司 喷氢风口小套装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1534788A (en) * 1975-08-14 1978-12-06 Creusot Loire Tuyeres for smelting shaft furnaces
JPS58113307A (ja) * 1981-12-28 1983-07-06 Sumitomo Metal Ind Ltd 銑鉄の製造方法
US5403378A (en) * 1991-11-04 1995-04-04 Kortec Ag Method and apparatus for protecting an injection device disposed in a hot blast conduit of a blast furnace
EP0710726A1 (fr) * 1994-11-02 1996-05-08 Nkk Corporation Procédé de fusion de ferraille
US20030090044A1 (en) * 2001-11-14 2003-05-15 Xueping Li Method and apparatus for melting metal in a shaft furnace

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3397878A (en) * 1965-11-19 1968-08-20 Union Carbide Corp Under-bath tuyere
US3724830A (en) * 1969-08-15 1973-04-03 Joslyn Mfg & Supply Co Molten metal reactor vessel
BE781241A (fr) * 1971-05-28 1972-07-17 Creusot Loire Procede d'affinage des aciers allies contenant du chrome et plus specialement des aciers inoxydables
SU544680A1 (ru) * 1973-07-05 1977-01-30 Фурма дл продувки металла
AR207871A1 (es) * 1974-08-08 1976-11-08 Maximilianshuette Eisenwerk Tobera de inyeccion de gas reactivo en recipientes de fusion o de afino para metales
SU513085A1 (ru) * 1975-01-03 1976-05-05 Институт черной металлургии Фурма дл продувки металла
US3985550A (en) * 1975-01-23 1976-10-12 United States Steel Corporation Method of producing low sulfur steel
GB1564738A (en) * 1976-11-25 1980-04-10 British Steel Corp Tuyeres
JPS574137Y2 (fr) * 1979-03-30 1982-01-26
SU854991A1 (ru) * 1979-12-07 1981-08-25 Институт черной металлургии Способ подачи реагентов в фурмы доменной печи
JPS6027723B2 (ja) * 1980-09-26 1985-07-01 新日本製鐵株式会社 溶融鉄中への酸素吹込み羽口の保護方法
JPS5871343A (ja) * 1981-10-22 1983-04-28 Kobe Steel Ltd 溶融金属容器に設けるガス吹込み用ノズル
US4555266A (en) * 1981-10-05 1985-11-26 Korf Technologies, Inc. Method and apparatus for treating liquid metal in a vessel
JPS63171818A (ja) * 1987-01-09 1988-07-15 Nkk Corp 酸素高炉の羽口
US4754951A (en) * 1987-08-14 1988-07-05 Union Carbide Corporation Tuyere assembly and positioning method
JPH01116022A (ja) * 1987-10-29 1989-05-09 Nkk Corp 溶融炉の底吹きノズル
CA2035542C (fr) * 1991-02-01 1996-02-20 David Eric Hall Tuyere d'injection
BR9206507A (pt) * 1991-09-20 1995-10-24 Ausmelt Ltd Processo para a produção de ferro
US5263425A (en) * 1992-02-05 1993-11-23 Koenig Larry E Waste processing system door assembly
FR2702221B1 (fr) * 1993-03-03 1995-04-28 Air Liquide Procédé d'obtention de métal au haut-fourneau ou au cubilot.
KR970009084B1 (ko) * 1994-12-29 1997-06-05 김만제 탄소성분을 포함한 미분체 용융장치 및 이를 이용한 미분체 용융방법
JPH09272907A (ja) * 1996-04-05 1997-10-21 Nippon Steel Corp 溶融還元設備の炉体構造
JP4341131B2 (ja) * 2000-01-19 2009-10-07 Ｊｆｅスチール株式会社 微粉炭吹込みバーナー
JP3798322B2 (ja) * 2001-02-19 2006-07-19 新日本製鐵株式会社 高炉羽口からの含酸素粉体吹き込み方法
US20060223967A1 (en) * 2005-03-29 2006-10-05 Conner Mark D Novel polyurea isocyanates
US7837928B2 (en) * 2007-01-16 2010-11-23 U.S. Steel Canada Inc. Apparatus and method for injection of fluid hydrocarbons into a blast furnace

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1534788A (en) * 1975-08-14 1978-12-06 Creusot Loire Tuyeres for smelting shaft furnaces
JPS58113307A (ja) * 1981-12-28 1983-07-06 Sumitomo Metal Ind Ltd 銑鉄の製造方法
US5403378A (en) * 1991-11-04 1995-04-04 Kortec Ag Method and apparatus for protecting an injection device disposed in a hot blast conduit of a blast furnace
EP0710726A1 (fr) * 1994-11-02 1996-05-08 Nkk Corporation Procédé de fusion de ferraille
US20030090044A1 (en) * 2001-11-14 2003-05-15 Xueping Li Method and apparatus for melting metal in a shaft furnace

Also Published As

Publication number Publication date
BRPI0815742A2 (pt) 2015-02-18
CA2696872A1 (fr) 2009-03-05
US20110101576A1 (en) 2011-05-05
BRPI0815742B1 (pt) 2019-10-08
RU2010111234A (ru) 2011-10-10
UA93635C2 (ru) 2011-02-25
ZA201001047B (en) 2011-04-28
KR20090023002A (ko) 2009-03-04
AU2008293166A1 (en) 2009-03-05
JP5470251B2 (ja) 2014-04-16
EP2193212B1 (fr) 2019-04-17
AU2008293166B2 (en) 2011-09-08
CA2696872C (fr) 2014-02-25
RU2478121C2 (ru) 2013-03-27
KR100948927B1 (ko) 2010-03-23
EP2193212A2 (fr) 2010-06-09
WO2009028909A2 (fr) 2009-03-05
WO2009028909A3 (fr) 2009-05-07
JP2010537153A (ja) 2010-12-02
CN101790589A (zh) 2010-07-28

Similar Documents

Publication Publication Date Title
ZA201001047B (en) Tuyere for manufacturing molten iron and method for injecting gas using the same
EG26282A (en) Process and apparatus for the production of reduced iron by direct reduction process
EP2189547A4 (fr) Procédé de production de boulettes de fer réduit, et procédé de production de fonte brute
ZA200901550B (en) Apparatus for manufacturing molten irons and method for manufacturing molten irons using the same
EP2039353A4 (fr) Composition contenant de la coenzyme q10 réduite et procédé de production de celle-ci
EP2322691A4 (fr) Article en alliage de fer, élément en alliage de fer et procédé de fabrication de l'article en alliage de fer
PL2188398T3 (pl) Odpylacz gazu wielkopiecowego
EP1975258A4 (fr) Bloc carbone uni a une protection pour haut fourneau et procede de fabrication d'un haut fourneau avec un bloc carbone
EP2008771A4 (fr) Processus pour produire un élément métallique et un élément structural
EP2123616A4 (fr) Matériau à base de graphite et son procédé de fabrication
HK1121004A1 (en) Sock and method for producing the same
EP2096181A4 (fr) Briquette de fer obtenue par moulage à chaud et son procédé de fabrication
ZA200902092B (en) Method and devices for producing molten material
HK1137490A1 (en) Superhard tip and process for producing the same
EP2045553A4 (fr) Four de fusion avec agitateur et agitateur pour four de fusion
ZA201001331B (en) Process for producing reduced iron pellets, and process for producing pig iron
EP2177745A4 (fr) Tube d'acier pour tube d'injection de carburant et son procédé de production
EP2060525A4 (fr) Emballage en fibres de carbone et procédé de production de celui-ci
ZA201003510B (en) Reducing furnace and apparatus for manufacturing molten iron comprising the same
PL2021526T3 (pl) Zabezpieczenie przed zużyciem oraz sposób jego wytwarzania
EP2093300A4 (fr) Procédé de fabrication de fer métallique granulaire et équipement pour sa fabrication
EP2210959A4 (fr) Procédé pour produire du fer fondu
PL2160364T3 (pl) Piec szklarski i sposób wytapiania szkła
EP2098602A4 (fr) Matière pulvérulente à base de fer, son procédé de fabrication, et briquette pour une matière d'élaboration de l'acier
TWI367821B (en) Mold and method for manufacturing the 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: 20100323

AK Designated contracting states

Kind code of ref document: A2

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

AX Request for extension of the european patent

Extension state: AL BA MK RS

A4 Supplementary search report drawn up and despatched

Effective date: 20120516

RIC1 Information provided on ipc code assigned before grant

Ipc: C21B 13/00 20060101ALI20120510BHEP

Ipc: C21B 13/14 20060101ALI20120510BHEP

Ipc: C21B 7/16 20060101ALI20120510BHEP

Ipc: C21B 11/00 20060101AFI20120510BHEP

DAX Request for extension of the european patent (deleted)
17Q First examination report despatched

Effective date: 20130513

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: 20180726

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

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

INTC Intention to grant announced (deleted)
INTG Intention to grant announced

Effective date: 20190104

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

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

Free format text: STATUS: EXAMINATION IS IN PROGRESS

GRAR Information related to intention to grant a patent recorded

Free format text: ORIGINAL CODE: EPIDOSNIGR71

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

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

Free format text: STATUS: GRANT OF PATENT IS INTENDED

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

INTC Intention to grant announced (deleted)
INTG Intention to grant announced

Effective date: 20190306

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO 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

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602008059779

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: AT

Ref legal event code: REF

Ref document number: 1121603

Country of ref document: AT

Kind code of ref document: T

Effective date: 20190515

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20190417

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

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

Ref country code: 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: 20190417

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: 20190817

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: 20190717

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: 20190417

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: 20190417

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: 20190417

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: 20190417

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: 20190417

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: 20190717

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: 20190718

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: 20190417

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: 20190817

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602008059779

Country of ref document: DE

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: 20190417

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: 20190417

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: 20190417

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: 20190417

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: 20190417

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: 20200120

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: 20190417

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: 20190417

Ref country code: LI

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

Effective date: 20190831

Ref country code: CH

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

Effective date: 20190831

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: 20190417

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20190831

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

Ref country code: FR

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

Effective date: 20190831

Ref country code: IE

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

Effective date: 20190829

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: 20190831

REG Reference to a national code

Ref country code: AT

Ref legal event code: UEP

Ref document number: 1121603

Country of ref document: AT

Kind code of ref document: T

Effective date: 20190417

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: 20190417

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: 20080829

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: 20190417

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602008059779

Country of ref document: DE

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

Free format text: FORMER OWNER: POSCO, POHANG-SHI, KYUNGSANGBUK-DO, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602008059779

Country of ref document: DE

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

Free format text: FORMER OWNER: POSCO, POHANG-SHI, KYUNGSANGBUK-DO, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602008059779

Country of ref document: DE

Owner name: POSCO HOLDINGS INC., KR

Free format text: FORMER OWNER: POSCO, POHANG-SHI, KYUNGSANGBUK-DO, KR

REG Reference to a national code

Ref country code: LU

Ref legal event code: PD

Owner name: POSCO CO., LTD; KR

Free format text: FORMER OWNER: POSCO HOLDINGS INC.

Effective date: 20221026

Ref country code: LU

Ref legal event code: HC

Owner name: POSCO HOLDINGS INC.; KR

Free format text: FORMER OWNER: POSCO

Effective date: 20221006

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: AT

Ref legal event code: PC

Ref document number: 1121603

Country of ref document: AT

Kind code of ref document: T

Owner name: POSCO CO., LTD, KR

Effective date: 20230228

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602008059779

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: 602008059779

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: AT

Payment date: 20230620

Year of fee payment: 16

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

Ref country code: GB

Payment date: 20240620

Year of fee payment: 17

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

Ref country code: LU

Payment date: 20240620

Year of fee payment: 17

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

Ref country code: SE

Payment date: 20240621

Year of fee payment: 17

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

Ref country code: IT

Payment date: 20240620

Year of fee payment: 17

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

Ref country code: DE

Payment date: 20240620

Year of fee payment: 17

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

Ref country code: AT

Payment date: 20240620

Year of fee payment: 17