EP3981526A4 - Secondary cooling method and device for continuously cast slab - Google Patents
Secondary cooling method and device for continuously cast slab Download PDFInfo
- Publication number
- EP3981526A4 EP3981526A4 EP20836144.4A EP20836144A EP3981526A4 EP 3981526 A4 EP3981526 A4 EP 3981526A4 EP 20836144 A EP20836144 A EP 20836144A EP 3981526 A4 EP3981526 A4 EP 3981526A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- cooling method
- secondary cooling
- continuously cast
- cast slab
- slab
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
- B22D11/1246—Nozzles; Spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/22—Controlling or regulating processes or operations for cooling cast stock or mould
- B22D11/225—Controlling or regulating processes or operations for cooling cast stock or mould for secondary cooling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019128853 | 2019-07-11 | ||
PCT/JP2020/026488 WO2021006254A1 (en) | 2019-07-11 | 2020-07-06 | Secondary cooling method and device for continuously cast slab |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3981526A1 EP3981526A1 (en) | 2022-04-13 |
EP3981526A4 true EP3981526A4 (en) | 2022-08-31 |
Family
ID=74113769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20836144.4A Pending EP3981526A4 (en) | 2019-07-11 | 2020-07-06 | Secondary cooling method and device for continuously cast slab |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP3981526A4 (en) |
JP (1) | JP7060164B2 (en) |
KR (1) | KR102638366B1 (en) |
CN (1) | CN114096362B (en) |
TW (1) | TWI753487B (en) |
WO (1) | WO2021006254A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114505461A (en) * | 2022-01-07 | 2022-05-17 | 吉林建龙钢铁有限责任公司 | Method for improving corner cracks and intermediate cracks of plate blank |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008212972A (en) * | 2007-03-02 | 2008-09-18 | Jfe Steel Kk | METHOD FOR MANUFACTURING CAST SLAB OF HIGH Ni STEEL |
JP2008254062A (en) * | 2007-04-09 | 2008-10-23 | Nippon Steel Corp | Secondary cooling device for continuous casting machine, and secondary cooling method therefor |
EP3932586A1 (en) * | 2019-04-02 | 2022-01-05 | JFE Steel Corporation | Method for continuous steel casting |
EP3998126A1 (en) * | 2019-07-11 | 2022-05-18 | JFE Steel Corporation | Secondary cooling method and secondary cooling apparatus for continuous casting slab |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0620625B2 (en) * | 1985-09-17 | 1994-03-23 | 新日本製鐵株式会社 | Temperature control method of steel slab in continuous casting process |
JP2605329B2 (en) | 1988-03-07 | 1997-04-30 | 住友金属工業株式会社 | Continuous cast slab cutting method and slab cutting machine |
JPH05318031A (en) * | 1992-05-12 | 1993-12-03 | Yoshida Kogyo Kk <Ykk> | Method for cooling in continuous casting, and device and mold therefor |
JPH06264462A (en) | 1993-03-11 | 1994-09-20 | Nippon Steel Corp | Jointing structure of steel wall and reinforced concrete floor slab |
JP2000233266A (en) * | 1999-02-15 | 2000-08-29 | Nkk Corp | Production of steel plate having good surface characteristic |
JP3401785B2 (en) * | 1999-08-27 | 2003-04-28 | 住友金属工業株式会社 | Cooling method of slab in continuous casting |
JP2001137901A (en) * | 1999-11-09 | 2001-05-22 | Nkk Corp | Rolling method in hot-charge of continuously cast slab |
JP4055440B2 (en) * | 2001-06-13 | 2008-03-05 | Jfeスチール株式会社 | Direct-rolling method for continuous cast slabs |
JP2005144491A (en) * | 2003-11-14 | 2005-06-09 | Jfe Steel Kk | Method and apparatus for cooling high-temperature steel sheet |
JP4690995B2 (en) | 2006-10-18 | 2011-06-01 | 新日本製鐵株式会社 | Steel continuous casting method and continuous casting equipment |
JP5145791B2 (en) * | 2007-06-28 | 2013-02-20 | 新日鐵住金株式会社 | Continuous casting method for small section billet |
JP5397214B2 (en) * | 2009-12-24 | 2014-01-22 | 新日鐵住金株式会社 | Steel continuous casting method |
JP6079387B2 (en) * | 2013-04-02 | 2017-02-15 | 新日鐵住金株式会社 | Method and apparatus for cooling continuous cast slab |
JP6149789B2 (en) * | 2014-04-23 | 2017-06-21 | Jfeスチール株式会社 | Steel continuous casting method |
WO2016013186A1 (en) * | 2014-07-24 | 2016-01-28 | Jfeスチール株式会社 | Method for continuous casting of steel |
JP6135616B2 (en) * | 2014-07-31 | 2017-05-31 | Jfeスチール株式会社 | Uniform cooling casting method and continuous casting equipment for continuous cast slab in width direction |
JP6369571B2 (en) * | 2015-01-15 | 2018-08-08 | 新日鐵住金株式会社 | Continuous casting method for slabs |
EP3375546A4 (en) * | 2016-01-29 | 2019-05-22 | Nippon Steel & Sumitomo Metal Corporation | Secondary cooling method and secondary cooling device for continuously cast slab |
JP6747142B2 (en) * | 2016-07-28 | 2020-08-26 | 日本製鉄株式会社 | Secondary cooling method and secondary cooling device for continuous casting |
CN108165703B (en) * | 2017-11-24 | 2019-11-22 | 南阳汉冶特钢有限公司 | A kind of production technology improved without Dehydroepiandrosterone derivative billet rolling slab flaw detection quality |
CN208374145U (en) * | 2018-03-29 | 2019-01-15 | 马鞍山钢铁股份有限公司 | A kind of device based on heating slow cooling control casting blank solidification institutional framework |
-
2020
- 2020-07-06 KR KR1020227000333A patent/KR102638366B1/en active IP Right Grant
- 2020-07-06 JP JP2021530692A patent/JP7060164B2/en active Active
- 2020-07-06 WO PCT/JP2020/026488 patent/WO2021006254A1/en unknown
- 2020-07-06 CN CN202080050141.8A patent/CN114096362B/en active Active
- 2020-07-06 EP EP20836144.4A patent/EP3981526A4/en active Pending
- 2020-07-10 TW TW109123328A patent/TWI753487B/en active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008212972A (en) * | 2007-03-02 | 2008-09-18 | Jfe Steel Kk | METHOD FOR MANUFACTURING CAST SLAB OF HIGH Ni STEEL |
JP2008254062A (en) * | 2007-04-09 | 2008-10-23 | Nippon Steel Corp | Secondary cooling device for continuous casting machine, and secondary cooling method therefor |
EP3932586A1 (en) * | 2019-04-02 | 2022-01-05 | JFE Steel Corporation | Method for continuous steel casting |
EP3998126A1 (en) * | 2019-07-11 | 2022-05-18 | JFE Steel Corporation | Secondary cooling method and secondary cooling apparatus for continuous casting slab |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021006254A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2021006254A1 (en) | 2021-01-14 |
JPWO2021006254A1 (en) | 2021-12-16 |
TWI753487B (en) | 2022-01-21 |
CN114096362B (en) | 2024-06-25 |
KR102638366B1 (en) | 2024-02-19 |
CN114096362A (en) | 2022-02-25 |
KR20220018556A (en) | 2022-02-15 |
JP7060164B2 (en) | 2022-04-26 |
TW202108264A (en) | 2021-03-01 |
EP3981526A1 (en) | 2022-04-13 |
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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: 20220107 |
|
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 |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20220802 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: B22D 11/22 20060101ALI20220727BHEP Ipc: B22D 11/124 20060101AFI20220727BHEP |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) |