JPWO2023204069A1 - - Google Patents

Info

Publication number
JPWO2023204069A1
JPWO2023204069A1 JP2023547081A JP2023547081A JPWO2023204069A1 JP WO2023204069 A1 JPWO2023204069 A1 JP WO2023204069A1 JP 2023547081 A JP2023547081 A JP 2023547081A JP 2023547081 A JP2023547081 A JP 2023547081A JP WO2023204069 A1 JPWO2023204069 A1 JP WO2023204069A1
Authority
JP
Japan
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
Application number
JP2023547081A
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 filed Critical
Publication of JPWO2023204069A1 publication Critical patent/JPWO2023204069A1/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B5/00—Treatment of  metallurgical  slag ; Artificial stone from molten  metallurgical  slag 
    • C04B5/06—Ingredients, other than water, added to the molten slag or to the granulating medium or before remelting; Treatment with gases or gas generating compounds, e.g. to obtain porous slag
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/10—Making pig-iron other than in blast furnaces in electric furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B3/00—General features in the manufacture of pig-iron
    • C21B3/04—Recovery of by-products, e.g. slag
    • C21B3/06—Treatment of liquid slag
    • C21B3/08—Cooling slag
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Furnace Details (AREA)
JP2023547081A 2022-04-22 2023-04-10 Pending JPWO2023204069A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022070755 2022-04-22
PCT/JP2023/014495 WO2023204069A1 (ja) 2022-04-22 2023-04-10 直接還元鉄の溶解方法、固体鉄および固体鉄の製造方法ならびに土木建築用資材および土木建築用資材の製造方法

Publications (1)

Publication Number Publication Date
JPWO2023204069A1 true JPWO2023204069A1 (ja) 2023-10-26

Family

ID=88419983

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023547081A Pending JPWO2023204069A1 (ja) 2022-04-22 2023-04-10

Country Status (4)

Country Link
JP (1) JPWO2023204069A1 (ja)
AU (1) AU2023255849A1 (ja)
TW (1) TWI844330B (ja)
WO (1) WO2023204069A1 (ja)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2841697A1 (de) * 1978-09-25 1980-04-10 Mannesmann Ag Verfahren zur herstellung von stahl aus eisenschwamm in elektrischen oefen
AU2002250975B2 (en) * 2001-02-23 2006-11-23 Paul Wurth S.A. Method for producing a melt iron in an electric furnace
KR100862086B1 (ko) * 2002-07-09 2008-10-09 주식회사 포스코 제선공정에서 생성되는 슬래그의 유동성 향상방법
US8540794B2 (en) * 2004-09-03 2013-09-24 Jiann-Yang Hwang Method for reducing iron oxide and producing syngas
JP5166805B2 (ja) * 2007-09-19 2013-03-21 株式会社神戸製鋼所 アーク加熱による溶鉄製造方法
CN101967530B (zh) * 2010-10-29 2012-05-02 昆明钢铁集团有限责任公司 一种电冶熔融还原铁的方法
KR101998733B1 (ko) * 2016-12-22 2019-07-10 주식회사 포스코 용선제조장치 및 용선제조방법
US11536514B2 (en) * 2017-10-23 2022-12-27 Nippon Steel Corporation Electric furnace and method for melting and reducing iron oxide-containing iron raw material
TWI772835B (zh) * 2019-07-19 2022-08-01 永覲工業股份有限公司 自煉鐵或煉鋼製程副產物中乾式回收石灰的方法

Also Published As

Publication number Publication date
AU2023255849A1 (en) 2024-10-10
WO2023204069A1 (ja) 2023-10-26
TWI844330B (zh) 2024-06-01
TW202409300A (zh) 2024-03-01

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