KR101449799B1 - 강의 제조 방법 - Google Patents

강의 제조 방법 Download PDF

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Publication number
KR101449799B1
KR101449799B1 KR1020120077073A KR20120077073A KR101449799B1 KR 101449799 B1 KR101449799 B1 KR 101449799B1 KR 1020120077073 A KR1020120077073 A KR 1020120077073A KR 20120077073 A KR20120077073 A KR 20120077073A KR 101449799 B1 KR101449799 B1 KR 101449799B1
Authority
KR
South Korea
Prior art keywords
molten steel
slag
mgo
ladle
concentration
Prior art date
Application number
KR1020120077073A
Other languages
English (en)
Korean (ko)
Other versions
KR20130047559A (ko
Inventor
신고 오카모토
도루 이노우에
노리치카 아라마키
마사노리 니시코리
Original Assignee
제이에프이 스틸 가부시키가이샤
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 제이에프이 스틸 가부시키가이샤 filed Critical 제이에프이 스틸 가부시키가이샤
Publication of KR20130047559A publication Critical patent/KR20130047559A/ko
Application granted granted Critical
Publication of KR101449799B1 publication Critical patent/KR101449799B1/ko

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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
    • 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
    • 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
    • B22D11/10—Supplying or treating molten metal
    • B22D11/108—Feeding additives, powders, or the like
    • 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
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Continuous Casting (AREA)
KR1020120077073A 2011-10-31 2012-07-16 강의 제조 방법 KR101449799B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2011-238209 2011-10-31
JP2011238209A JP6202776B2 (ja) 2011-10-31 2011-10-31 高清浄度鋼の製造方法

Publications (2)

Publication Number Publication Date
KR20130047559A KR20130047559A (ko) 2013-05-08
KR101449799B1 true KR101449799B1 (ko) 2014-10-14

Family

ID=48201314

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120077073A KR101449799B1 (ko) 2011-10-31 2012-07-16 강의 제조 방법

Country Status (4)

Country Link
JP (1) JP6202776B2 (zh)
KR (1) KR101449799B1 (zh)
CN (1) CN103088187B (zh)
TW (1) TWI485257B (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6269229B2 (ja) * 2014-03-25 2018-01-31 新日鐵住金株式会社 高清浄鋼の溶製方法
TWI654042B (zh) * 2017-02-21 2019-03-21 日商新日鐵住金股份有限公司 鋼之熔製方法
KR102429791B1 (ko) * 2018-06-26 2022-08-05 닛폰세이테츠 가부시키가이샤 강의 제조 방법
CN108913836A (zh) * 2018-07-23 2018-11-30 攀钢集团攀枝花钢铁研究院有限公司 焊条钢h08a的生产方法
CN111575441A (zh) * 2020-06-09 2020-08-25 首钢集团有限公司 一种利用炉渣改质钢中脱氧产物的方法
JP6984803B1 (ja) * 2020-06-16 2021-12-22 Ｊｆｅスチール株式会社 高疲労強度鋼の素材となる鋳片の製造方法
CN114226665A (zh) * 2021-11-12 2022-03-25 武汉钢铁有限公司 一种if钢连铸的中间包覆盖剂及其应用

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030040463A (ko) * 2000-09-14 2003-05-22 닛폰 고칸 가부시키가이샤 정련제 및 정련 방법
KR20050060816A (ko) * 2003-12-17 2005-06-22 주식회사 포스코 연질 투피스 캔용 고청정 극저탄소강의 정련방법
KR20090026769A (ko) * 2006-06-21 2009-03-13 가부시키가이샤 고베 세이코쇼 단조용 강 및 그 제조 방법 및 단조품

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08325627A (ja) * 1995-05-31 1996-12-10 Kawasaki Steel Corp 方向性ケイ素鋼板の製造方法
JPH10317049A (ja) * 1997-05-20 1998-12-02 Nkk Corp 高清浄鋼の溶製方法
JP3468121B2 (ja) * 1998-09-16 2003-11-17 住友金属工業株式会社 極低炭素鋼の溶製方法
JP2003171714A (ja) * 2001-12-07 2003-06-20 Nippon Steel Corp 溶鋼の精錬方法
JP2004169147A (ja) * 2002-11-21 2004-06-17 Jfe Steel Kk 非金属介在物の極めて少ない清浄鋼の精錬方法
JP2008240136A (ja) * 2007-03-29 2008-10-09 Jfe Steel Kk 高清浄度鋼の溶製方法
CN101550475B (zh) * 2009-05-15 2011-05-18 首钢总公司 一种用于超低碳钢生产的方法
CN101993979B (zh) * 2009-08-10 2013-10-16 鞍钢股份有限公司 一种生产超低硫钢的预熔复合精炼渣

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030040463A (ko) * 2000-09-14 2003-05-22 닛폰 고칸 가부시키가이샤 정련제 및 정련 방법
KR20050060816A (ko) * 2003-12-17 2005-06-22 주식회사 포스코 연질 투피스 캔용 고청정 극저탄소강의 정련방법
KR20090026769A (ko) * 2006-06-21 2009-03-13 가부시키가이샤 고베 세이코쇼 단조용 강 및 그 제조 방법 및 단조품

Also Published As

Publication number Publication date
BR102012019038A2 (pt) 2013-09-10
TWI485257B (zh) 2015-05-21
JP6202776B2 (ja) 2017-09-27
CN103088187B (zh) 2014-10-01
JP2013095947A (ja) 2013-05-20
CN103088187A (zh) 2013-05-08
TW201319263A (zh) 2013-05-16
KR20130047559A (ko) 2013-05-08

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