EP3633051A4 - Procédé de fabrication d'un lingot d'acier à haute teneur en manganèse - Google Patents

Procédé de fabrication d'un lingot d'acier à haute teneur en manganèse Download PDF

Info

Publication number: EP3633051A4
Authority: EP; European Patent Office
Prior art keywords: manufacturing; steel ingot; manganese steel; high manganese; ingot
Prior art date: 2017-05-25
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

EP18806216.0A

Other languages

German (de)

English (en)

Other versions

EP3633051B1 (fr

EP3633051A1 (fr

Inventor

Yusuke Fujii

Yoshie Nakai

Nobuhiko Oda

Futoshi Ogasawara

Naoki Kikuchi

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.)

JFE Steel Corp

Original Assignee

JFE Steel Corp

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.)

2017-05-25

Filing date

2018-05-21

Publication date

2020-04-08

2018-05-21 Application filed by JFE Steel Corp filed Critical JFE Steel Corp

2020-04-08 Publication of EP3633051A4 publication Critical patent/EP3633051A4/fr

2020-04-08 Publication of EP3633051A1 publication Critical patent/EP3633051A1/fr

2021-11-17 Application granted granted Critical

2021-11-17 Publication of EP3633051B1 publication Critical patent/EP3633051B1/fr

Status Active legal-status Critical Current

2038-05-21 Anticipated expiration legal-status Critical

Links

Classifications

- 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
- C21C1/00—Refining of pig-iron; Cast iron
- 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
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0068—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by introducing material into a current of streaming metal
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/06—Deoxidising, e.g. killing
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/068—Decarburising
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Multimedia (AREA)
Manufacturing & Machinery (AREA)
Treatment Of Steel In Its Molten State (AREA)
Carbon Steel Or Casting Steel Manufacturing (AREA)

EP18806216.0A 2017-05-25 2018-05-21 Procédé de fabrication d'un lingot d'acier à haute teneur en manganèse Active EP3633051B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2017103666		2017-05-25
PCT/JP2018/019526 WO2018216660A1 (fr)	2017-05-25	2018-05-21	Procédé de fabrication d'un lingot d'acier à haute teneur en manganèse

Publications (3)

Publication Number	Publication Date
EP3633051A4 true EP3633051A4 (fr)	2020-04-08
EP3633051A1 EP3633051A1 (fr)	2020-04-08
EP3633051B1 EP3633051B1 (fr)	2021-11-17

Family

ID=64396816

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP18806216.0A Active EP3633051B1 (fr)	2017-05-25	2018-05-21	Procédé de fabrication d'un lingot d'acier à haute teneur en manganèse

Country Status (6)

Country	Link
EP (1)	EP3633051B1 (fr)
JP (1)	JP6551626B2 (fr)
KR (1)	KR102315999B1 (fr)
CN (1)	CN110621793A (fr)
TW (1)	TWI685577B (fr)
WO (1)	WO2018216660A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN111621621B (zh) *	2020-05-12	2022-03-22	首钢集团有限公司	一种RH真空处理过程钢液中Mn的控制方法
JP7480751B2 (ja)	2021-06-11	2024-05-10	Ｊｆｅスチール株式会社	溶鋼の脱窒方法および鋼の製造方法
JP7235070B2 (ja) *	2021-06-11	2023-03-08	Ｊｆｅスチール株式会社	溶鋼の二次精錬方法および鋼の製造方法
CN115478222B (zh) *	2022-09-26	2023-08-18	河南中原特钢装备制造有限公司	一种纯净度及耐蚀性高的无磁不锈钢及其冶炼方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0714989A1 (fr) *	1993-06-30	1996-06-05	Nippon Steel Corporation	Procede de production et d'acier au moyen d'un convertisseur
US20110000339A1 (en) *	2005-12-02	2011-01-06	Lutz Rose	Method of producing steel with high manganese and low carbon content
US20160053350A1 (en) *	2013-04-11	2016-02-25	Posco	Molten manganese-containing steel production method, holding furnace, and molten manganese-containing steel production equipment using holding furnace

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH01225715A (ja) *	1988-03-03	1989-09-08	Nkk Corp	高マンガン鋼の製造方法
JPH01301815A (ja) *	1988-05-30	1989-12-06	Sumitomo Metal Ind Ltd	低炭素鋼の溶製方法
JP2722899B2 (ja)	1991-11-01	1998-03-09	住友金属工業株式会社	高Ｍｎ鋼の脱炭精錬方法
JP4534734B2 (ja)	2004-11-29	2010-09-01	Ｊｆｅスチール株式会社	低炭素高マンガン鋼の溶製方法
CN100434556C (zh) *	2006-09-26	2008-11-19	山西太钢不锈钢股份有限公司	高锰含量不锈钢在冶炼中的加锰方法
JP4911298B2 (ja) *	2006-10-17	2012-04-04	大同特殊鋼株式会社	高Ｍｎ鋼の製造方法
TW200920859A (en) *	2007-11-02	2009-05-16	Walsin Lihwa Corp	Steelmaking method of separately refining manganese and chromium for high manganese stainless steel
JP5509876B2 (ja) *	2010-01-26	2014-06-04	Ｊｆｅスチール株式会社	低炭素高マンガン鋼の溶製方法
CN102168160B (zh) *	2011-03-08	2013-04-17	武汉钢铁(集团)公司	使锰矿直接还原合金化的转炉炼钢工艺
JP5861825B2 (ja)	2011-11-29	2016-02-16	Ｊｆｅスチール株式会社	低炭素高マンガン鋼の溶製方法
JP5408369B2 (ja) *	2012-01-19	2014-02-05	Ｊｆｅスチール株式会社	溶銑の予備処理方法
CN102965584B (zh) *	2012-12-17	2014-11-05	山西太钢不锈钢股份有限公司	一种高氮高锰不锈钢及其冶炼方法
CN104109736B (zh) *	2014-06-20	2018-05-04	宝钢不锈钢有限公司	一种aod转炉冶炼304不锈钢的方法
JP6269550B2 (ja) *	2015-03-30	2018-01-31	Ｊｆｅスチール株式会社	高マンガン鋼の溶製方法
CN105483314B (zh) *	2016-01-04	2018-04-24	首钢总公司	一种提高转炉终点残锰含量的控制方法

2018
- 2018-05-21 WO PCT/JP2018/019526 patent/WO2018216660A1/fr not_active Ceased
- 2018-05-21 KR KR1020197033815A patent/KR102315999B1/ko active Active
- 2018-05-21 JP JP2019506740A patent/JP6551626B2/ja active Active
- 2018-05-21 EP EP18806216.0A patent/EP3633051B1/fr active Active
- 2018-05-21 CN CN201880032038.3A patent/CN110621793A/zh active Pending
- 2018-05-24 TW TW107117640A patent/TWI685577B/zh active

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0714989A1 (fr) *	1993-06-30	1996-06-05	Nippon Steel Corporation	Procede de production et d'acier au moyen d'un convertisseur
US20110000339A1 (en) *	2005-12-02	2011-01-06	Lutz Rose	Method of producing steel with high manganese and low carbon content
US20160053350A1 (en) *	2013-04-11	2016-02-25	Posco	Molten manganese-containing steel production method, holding furnace, and molten manganese-containing steel production equipment using holding furnace

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DONG SIK KIM ET AL: "IMPROVEMENT OF CLEANLINESS OF 16 % CR FERRITIC STAINLESS STEEL IN AOD PROCESSES//AMELIORATION DE LA PROPRETE D'ACIER INOXYDABLE FERRITIQUE A 16 % DE CR AU CONVERTISSEUR AOD", REVUE DE METALLURGIE- CAHIERS D'INFORMATIONS TECHNIQUES,, vol. 101, no. 4, 1 April 2004 (2004-04-01), pages 291 - 299, XP001196043, ISSN: 0035-1563 *
See also references of WO2018216660A1 *

Also Published As

Publication number	Publication date
KR20190142355A (ko)	2019-12-26
KR102315999B1 (ko)	2021-10-21
CN110621793A (zh)	2019-12-27
TW201900897A (zh)	2019-01-01
TWI685577B (zh)	2020-02-21
JPWO2018216660A1 (ja)	2019-06-27
EP3633051B1 (fr)	2021-11-17
JP6551626B2 (ja)	2019-07-31
EP3633051A1 (fr)	2020-04-08
WO2018216660A1 (fr)	2018-11-29

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