KR102776208B1 - 저탄소 페로망간의 제조 방법 - Google Patents

저탄소 페로망간의 제조 방법 Download PDF

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Publication number
KR102776208B1
KR102776208B1 KR1020227030926A KR20227030926A KR102776208B1 KR 102776208 B1 KR102776208 B1 KR 102776208B1 KR 1020227030926 A KR1020227030926 A KR 1020227030926A KR 20227030926 A KR20227030926 A KR 20227030926A KR 102776208 B1 KR102776208 B1 KR 102776208B1
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KR
South Korea
Prior art keywords
molten metal
blowing
carbon ferromanganese
gas
slag
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Application number
KR1020227030926A
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English (en)
Korean (ko)
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KR20220134642A (ko
Inventor
노부히코 오다
유스케 후지이
신고 사토
료 가와바타
나오키 기쿠치
토시오 시오타
잇페이 히구치
Original Assignee
제이에프이 스틸 가부시키가이샤
제이에프이미네라르 가부시키가이샤
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Publication of KR20220134642A publication Critical patent/KR20220134642A/ko
Application granted granted Critical
Publication of KR102776208B1 publication Critical patent/KR102776208B1/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
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/35—Blowing from above and through the bath
    • 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
    • C21C5/36—Processes yielding slags of special composition
    • 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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C22/00—Alloys based on manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting
    • C22C33/06—Making ferrous alloys by melting using master alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C35/00—Master alloys for iron or steel
    • C22C35/005—Master alloys for iron or steel based on iron, e.g. ferro-alloys
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Manipulator (AREA)
  • Numerical Control (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
KR1020227030926A 2020-03-06 2021-02-16 저탄소 페로망간의 제조 방법 Active KR102776208B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2020-038790 2020-03-06
JP2020038790 2020-03-06
PCT/JP2021/005689 WO2021177021A1 (ja) 2020-03-06 2021-02-16 低炭素フェロマンガンの製造方法

Publications (2)

Publication Number Publication Date
KR20220134642A KR20220134642A (ko) 2022-10-05
KR102776208B1 true KR102776208B1 (ko) 2025-03-04

Family

ID=77613479

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227030926A Active KR102776208B1 (ko) 2020-03-06 2021-02-16 저탄소 페로망간의 제조 방법

Country Status (7)

Country Link
US (1) US12473605B2 (https=)
EP (1) EP4116443A4 (https=)
JP (1) JP7036993B2 (https=)
KR (1) KR102776208B1 (https=)
MY (1) MY199215A (https=)
WO (1) WO2021177021A1 (https=)
ZA (1) ZA202209929B (https=)

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165980A (en) * 1972-01-13 1979-08-28 Gfe Gesellschaft Fur Elektrometallurgie Mit Beschrankter Haftung Method of rapidly decarburizing ferro- alloys with oxygen
BE792732A (fr) 1972-01-13 1973-03-30 Elektrometallurgie Gmbh Procede pour decarburer rapidement des alliages de fer au moyend'oxygene
US4130417A (en) 1975-07-11 1978-12-19 Gfe Gesellschaft Fur Elektrometallurgie Mit Beschrankter Haftung Process for refining high-carbon ferro-alloys
SU648121A3 (ru) 1975-07-11 1979-02-15 Гезельшафт Фюр Электрометаллурги Мбх (Фирма) Способ обезуглероживани высокоуглеродистых ферромарганца или феррохрома
FR2414559A1 (fr) 1978-01-17 1979-08-10 Creusot Loire Procede d'affinage des ferro-manganeses
JPS5620113A (en) 1979-07-30 1981-02-25 Nippon Steel Corp Operating method of converter
JPS6056051A (ja) 1983-09-06 1985-04-01 Japan Metals & Chem Co Ltd 中・低炭素フエロマンガンの製造方法
JPS6067608A (ja) 1983-09-22 1985-04-18 Japan Metals & Chem Co Ltd 中・低炭素フエロマンガンの製造方法
US4662937A (en) 1984-05-28 1987-05-05 Nippon Steel Corporation Process for production of high-manganese iron alloy by smelting reduction
JPS61291947A (ja) 1985-06-18 1986-12-22 Kawasaki Steel Corp 中炭素または低炭素フェロマンガンの製造方法
JPS62230951A (ja) 1986-03-31 1987-10-09 Kobe Steel Ltd 中・低炭素フエロマンガンの製造方法
DE3707696A1 (de) * 1987-03-11 1988-09-22 Thyssen Stahl Ag Verfahren zur herstellung von ferromangan affine
JPH01123047A (ja) 1987-11-06 1989-05-16 Kawasaki Steel Corp 合金鉄の精錬方法
JPH0617537B2 (ja) 1988-06-14 1994-03-09 川崎製鉄株式会社 中、低炭素フェロマンガンの製造方法
JPH0621318B2 (ja) 1988-12-21 1994-03-23 川崎製鉄株式会社 中・低炭素フェロマンガンの溶製方法
JPH02247313A (ja) 1989-03-22 1990-10-03 Kawasaki Steel Corp 中・低炭素フェロマンガンの製造方法
JP3903580B2 (ja) * 1998-03-26 2007-04-11 Ｊｆｅスチール株式会社 高清浄度鋼の溶製方法
JP3870546B2 (ja) 1998-04-10 2007-01-17 Ｊｆｅスチール株式会社 フェロマンガン溶湯の脱炭精錬方法
JP2008240126A (ja) * 2007-03-28 2008-10-09 Jfe Steel Kk ステンレス溶鋼の精錬方法
JP2021028404A (ja) * 2017-11-27 2021-02-25 水島合金鉄株式会社 中低炭素フェロマンガンの製造方法

Also Published As

Publication number Publication date
JPWO2021177021A1 (https=) 2021-09-10
WO2021177021A1 (ja) 2021-09-10
KR20220134642A (ko) 2022-10-05
EP4116443A1 (en) 2023-01-11
US20230167518A1 (en) 2023-06-01
EP4116443A4 (en) 2024-05-22
MY199215A (en) 2023-10-19
JP7036993B2 (ja) 2022-03-15
US12473605B2 (en) 2025-11-18
ZA202209929B (en) 2024-01-31

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