EP4082689C0 - Procédé et appareil de traitement de matière fondue - Google Patents

Procédé et appareil de traitement de matière fondue

Info

Publication number: EP4082689C0
Authority: EP; European Patent Office
Prior art keywords: molten material; treating molten; treating; molten
Prior art date: 2019-12-26
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.): Active

Application number

EP20905734.8A

Other languages

German (de)

English (en)

Other versions

EP4082689A1 (fr

EP4082689B1 (fr

EP4082689A4 (fr

Inventor

Sung Jool Kim

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.)

2019-12-26

Filing date

2020-12-22

Publication date

2025-08-06

2020-12-22 Application filed by Posco Co Ltd filed Critical Posco Co Ltd

2022-11-02 Publication of EP4082689A1 publication Critical patent/EP4082689A1/fr

2023-05-31 Publication of EP4082689A4 publication Critical patent/EP4082689A4/fr

2025-08-06 Application granted granted Critical

2025-08-06 Publication of EP4082689B1 publication Critical patent/EP4082689B1/fr

2025-08-06 Publication of EP4082689C0 publication Critical patent/EP4082689C0/fr

Status Active legal-status Critical Current

2040-12-22 Anticipated expiration legal-status Critical

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
- B22D1/002—Treatment with gases
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
- B22D1/002—Treatment with gases
- B22D1/005—Injection assemblies therefor
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- 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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Furnace Charging Or Discharging (AREA)
Treatment Of Steel In Its Molten State (AREA)
Furnace Details (AREA)

EP20905734.8A 2019-12-26 2020-12-22 Procédé et appareil de traitement de matière fondue Active EP4082689B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
KR1020190175095A KR102283199B1 (ko)	2019-12-26	2019-12-26	용융물 처리 장치 및 방법
PCT/KR2020/018846 WO2021133018A1 (fr)	2019-12-26	2020-12-22	Procédé et appareil de traitement de matière fondue

Publications (4)

Publication Number	Publication Date
EP4082689A1 EP4082689A1 (fr)	2022-11-02
EP4082689A4 EP4082689A4 (fr)	2023-05-31
EP4082689B1 EP4082689B1 (fr)	2025-08-06
EP4082689C0 true EP4082689C0 (fr)	2025-08-06

Family

ID=76575342

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20905734.8A Active EP4082689B1 (fr)	2019-12-26	2020-12-22	Procédé et appareil de traitement de matière fondue

Country Status (5)

Country	Link
EP (1)	EP4082689B1 (fr)
JP (1)	JP7383826B2 (fr)
KR (1)	KR102283199B1 (fr)
CN (1)	CN114901405B (fr)
WO (1)	WO2021133018A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN114540573A (zh) *	2022-02-28	2022-05-27	北方重工集团有限公司	一种转炉预应力挡座结构

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE438015C (de) *	1925-09-23	1926-12-03	Graue Akt Ges	An einer Haengebahn aufgehaengte Giesspfanne
GB760561A (en) *	1953-11-17	1956-10-31	Air Liquide	Ladle and method for the treatment of molten metals
JPS53149017U (fr) *	1977-04-28	1978-11-24
JP2001198667A (ja)	2000-01-17	2001-07-24	Tokyo Yogyo Co Ltd	ボンベ搭載型取鍋を用いた溶湯ガス吹込方法及びボンベ搭載型取鍋
CN2483396Y (zh) *	2001-04-03	2002-03-27	涟源钢铁集团有限公司	脱硫处理器
JP4107409B2 (ja) *	2002-02-19	2008-06-25	東京窯業株式会社	取鍋用蓄圧ボンベ式ガス吹込み装置を備えた取鍋。
KR100643364B1 (ko) *	2005-09-23	2006-11-10	주식회사 포스코	턴디쉬 노즐용 플러그 장치
JP5073392B2 (ja) *	2007-07-11	2012-11-14	東京窯業株式会社	取鍋
JP5504953B2 (ja) *	2010-02-17	2014-05-28	Ｊｆｅスチール株式会社	蓄圧ボンベ式ガス吹込み装置を備えた取鍋
KR20130101786A (ko)	2012-03-06	2013-09-16	주식회사 포스코	제강방법 및 이를 위한 버블링장치
KR101398265B1 (ko)	2012-03-23	2014-05-22	주식회사 포스코	용강 버블링 장치
JP6175286B2 (ja) *	2013-06-07	2017-08-02	東京窯業株式会社	蓄圧ボンベを持つ取鍋
JP6175287B2 (ja) *	2013-06-07	2017-08-02	東京窯業株式会社	蓄圧ボンベを持つ取鍋
JP2015175007A (ja) *	2014-03-13	2015-10-05	東京窯業株式会社	真空精錬炉用ガス供給装置
CN203804210U (zh) *	2014-03-25	2014-09-03	北京北科中钢工程技术有限公司	一种铁水罐机车自助动力加揭保温盖装置
CN204934596U (zh) *	2015-09-28	2016-01-06	武汉钢铁(集团)公司	一种能防止受损的钢水罐
CN205798416U (zh) *	2016-03-02	2016-12-14	河北敬业钢结构有限公司	一种偏心耳轴铁水包
KR20180070952A (ko) *	2016-12-19	2018-06-27	주식회사 포스코	용강 레이들의 버블링 교반 장치
CN108273986B (zh) *	2018-03-01	2020-02-07	大连科技学院	一种无偏心的混铁车罐体

2019
- 2019-12-26 KR KR1020190175095A patent/KR102283199B1/ko active Active
2020
- 2020-12-22 WO PCT/KR2020/018846 patent/WO2021133018A1/fr not_active Ceased
- 2020-12-22 JP JP2022538800A patent/JP7383826B2/ja active Active
- 2020-12-22 CN CN202080090092.0A patent/CN114901405B/zh active Active
- 2020-12-22 EP EP20905734.8A patent/EP4082689B1/fr active Active

Also Published As

Publication number	Publication date
JP2023508050A (ja)	2023-02-28
EP4082689A1 (fr)	2022-11-02
KR20210082797A (ko)	2021-07-06
KR102283199B1 (ko)	2021-07-29
JP7383826B2 (ja)	2023-11-20
WO2021133018A1 (fr)	2021-07-01
EP4082689B1 (fr)	2025-08-06
CN114901405A (zh)	2022-08-12
CN114901405B (zh)	2024-09-24
EP4082689A4 (fr)	2023-05-31

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2023-05-31	RIC1	Information provided on ipc code assigned before grant	Ipc: F27D 3/16 20060101ALI20230426BHEP Ipc: B22D 41/00 20060101ALI20230426BHEP Ipc: B22D 1/00 20060101AFI20230426BHEP
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