JP7734203B2 - エレクトロスラグ再溶解法に用いられるフラックス、そのフラックスの製造方法および高純度鋼の製造方法 - Google Patents

エレクトロスラグ再溶解法に用いられるフラックス、そのフラックスの製造方法および高純度鋼の製造方法

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Publication number
JP7734203B2
JP7734203B2 JP2023559445A JP2023559445A JP7734203B2 JP 7734203 B2 JP7734203 B2 JP 7734203B2 JP 2023559445 A JP2023559445 A JP 2023559445A JP 2023559445 A JP2023559445 A JP 2023559445A JP 7734203 B2 JP7734203 B2 JP 7734203B2
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Japan
Prior art keywords
flux
component
mass
sieve
cao
Prior art date
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JP2023559445A
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English (en)
Japanese (ja)
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JPWO2023084897A5 (https=
JPWO2023084897A1 (https=
Inventor
慧 平田
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.)
Denka Co Ltd
Original Assignee
Denka Co Ltd
Denki Kagaku Kogyo KK
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Application filed by Denka Co Ltd, Denki Kagaku Kogyo KK filed Critical Denka Co Ltd
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/18—Electroslag remelting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
JP2023559445A 2021-11-09 2022-09-09 エレクトロスラグ再溶解法に用いられるフラックス、そのフラックスの製造方法および高純度鋼の製造方法 Active JP7734203B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021182350 2021-11-09
JP2021182350 2021-11-09
PCT/JP2022/033882 WO2023084897A1 (ja) 2021-11-09 2022-09-09 エレクトロスラグ再溶解法に用いられるフラックス、そのフラックスの製造方法および高純度鋼の製造方法

Publications (3)

Publication Number Publication Date
JPWO2023084897A1 JPWO2023084897A1 (https=) 2023-05-19
JPWO2023084897A5 JPWO2023084897A5 (https=) 2024-07-05
JP7734203B2 true JP7734203B2 (ja) 2025-09-04

Family

ID=86335613

Family Applications (1)

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JP2023559445A Active JP7734203B2 (ja) 2021-11-09 2022-09-09 エレクトロスラグ再溶解法に用いられるフラックス、そのフラックスの製造方法および高純度鋼の製造方法

Country Status (3)

Country Link
EP (1) EP4424855A4 (https=)
JP (1) JP7734203B2 (https=)
WO (1) WO2023084897A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020195838A1 (ja) 2019-03-26 2020-10-01 デンカ株式会社 エレクトロスラグ再溶解法に用いられるフラックス、そのフラックスの溶融物を用いる高純度鋼の製造方法、および、そのフラックスの製造方法
WO2020195840A1 (ja) 2019-03-26 2020-10-01 デンカ株式会社 エレクトロスラグ再溶解法に用いられるフラックス、そのフラックスの製造方法および高純度鋼の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1361046A (en) * 1970-07-10 1974-07-24 Arbed Additives for melting under an electro conductive slag
US3857702A (en) * 1971-10-26 1974-12-31 Scm Corp Electroslag refining flux compositions and process for making same
JPS54103718A (en) * 1978-02-03 1979-08-15 Hitachi Ltd Synthetic basic slag used for re-melting electroslag
DE3036461C2 (de) 1980-09-26 1983-09-15 Wacker-Chemie GmbH, 8000 München Verfahren zur Herstellung von basischen Schlacken für das Elektro-Schlacke-Umschmelzverfahren
JPH0762461A (ja) * 1993-06-30 1995-03-07 Daido Steel Co Ltd 含硫黄鋼材のエレクトロスラグ再溶解法
JP2013049908A (ja) 2011-08-31 2013-03-14 Jfe Steel Corp エレクトロスラグ再溶解法による高純度鋼の溶製方法
CN103468965B (zh) * 2013-09-25 2015-04-15 安徽工业大学 一种高效利用返回渣的电渣重熔精炼渣的制备方法
CN105603204B (zh) * 2016-03-21 2018-04-06 河南省西保冶材集团有限公司 奥氏体气阀钢重熔保护渣及其制备方法
JP2021182350A (ja) 2020-05-19 2021-11-25 琢磨 臼崎 分散台帳及びランダムマイニングによる個人情報管理システム、及びプログラム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020195838A1 (ja) 2019-03-26 2020-10-01 デンカ株式会社 エレクトロスラグ再溶解法に用いられるフラックス、そのフラックスの溶融物を用いる高純度鋼の製造方法、および、そのフラックスの製造方法
WO2020195840A1 (ja) 2019-03-26 2020-10-01 デンカ株式会社 エレクトロスラグ再溶解法に用いられるフラックス、そのフラックスの製造方法および高純度鋼の製造方法

Also Published As

Publication number Publication date
EP4424855A4 (en) 2025-07-02
WO2023084897A1 (ja) 2023-05-19
EP4424855A1 (en) 2024-09-04
JPWO2023084897A1 (https=) 2023-05-19

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