DE68910850D1 - Verfahren zur Herstellung von chromhaltigem, flüssigem Eisen. - Google Patents

Verfahren zur Herstellung von chromhaltigem, flüssigem Eisen.

Info

Publication number
DE68910850D1
DE68910850D1 DE89301796T DE68910850T DE68910850D1 DE 68910850 D1 DE68910850 D1 DE 68910850D1 DE 89301796 T DE89301796 T DE 89301796T DE 68910850 T DE68910850 T DE 68910850T DE 68910850 D1 DE68910850 D1 DE 68910850D1
Authority
DE
Germany
Prior art keywords
production
containing chromium
iron containing
liquid iron
liquid
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.)
Expired - Fee Related
Application number
DE89301796T
Other languages
English (en)
Other versions
DE68910850T2 (de
Inventor
Sumo Yamada
Chikashi Tada
Keizo Taoka
Hajime Bada
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.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Application granted granted Critical
Publication of DE68910850D1 publication Critical patent/DE68910850D1/de
Publication of DE68910850T2 publication Critical patent/DE68910850T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • 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
    • C21C5/005—Manufacture of stainless steel
    • 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
    • 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)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Manufacture Of Iron (AREA)
DE1989610850 1988-02-24 1989-02-23 Verfahren zur Herstellung von chromhaltigem, flüssigem Eisen. Expired - Fee Related DE68910850T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63039719A JPH01215912A (ja) 1988-02-24 1988-02-24 含クロム溶鉄の製造方法

Publications (2)

Publication Number Publication Date
DE68910850D1 true DE68910850D1 (de) 1994-01-05
DE68910850T2 DE68910850T2 (de) 1994-03-17

Family

ID=12560793

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989610850 Expired - Fee Related DE68910850T2 (de) 1988-02-24 1989-02-23 Verfahren zur Herstellung von chromhaltigem, flüssigem Eisen.

Country Status (7)

Country Link
US (1) US4919713A (de)
EP (1) EP0330483B1 (de)
JP (1) JPH01215912A (de)
KR (1) KR910009867B1 (de)
CA (1) CA1336746C (de)
DE (1) DE68910850T2 (de)
ZA (1) ZA891411B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5702502A (en) * 1995-12-14 1997-12-30 Armco Inc. Method for direct use of chromite ore in the production of stainless steel
EA025858B1 (ru) * 2011-11-15 2017-02-28 Ототек Оюй Способ производства феррохрома
CN106319130B (zh) * 2015-06-16 2018-04-03 鞍钢股份有限公司 一种炼钢用冷却剂的使用方法
CN111881407B (zh) * 2020-07-30 2021-06-11 中国科学院地理科学与资源研究所 一种基于遥感信息的地表水、热和碳通量耦合估算方法
CN114317866B (zh) * 2022-01-19 2023-05-12 首钢京唐钢铁联合有限责任公司 一种转炉回用不锈钢废钢替代合金的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3198624A (en) * 1961-08-24 1965-08-03 Interlake Steel Corp Process for the manufacture of stainless steel
GB1027115A (en) * 1963-06-25 1966-04-20 Allegheny Ludlum Steel Improvements in or relating to a process for producing corrosion-resisting steel
US3854932A (en) * 1973-06-18 1974-12-17 Allegheny Ludlum Ind Inc Process for production of stainless steel
DE2737832C3 (de) * 1977-08-22 1980-05-22 Fried. Krupp Huettenwerke Ag, 4630 Bochum Verwendung von im Querschnitt veränderlichen Blasdüsen zur Herstellung von rostfreien Stählen
JPS57145917A (en) * 1981-03-03 1982-09-09 Sumitomo Metal Ind Ltd Refining method for high chromium steel
US4410359A (en) * 1982-09-03 1983-10-18 Allegheny Ludlum Steel Corporation Process for production of stainless steel
DE3601337A1 (de) * 1986-01-16 1987-07-23 Mannesmann Ag Verfahren zur herstellung hochlegierter staehle im sauerstoffblaskonverter

Also Published As

Publication number Publication date
KR890013197A (ko) 1989-09-22
JPH01215912A (ja) 1989-08-29
EP0330483A2 (de) 1989-08-30
EP0330483B1 (de) 1993-11-24
CA1336746C (en) 1995-08-22
ZA891411B (en) 1989-11-29
DE68910850T2 (de) 1994-03-17
KR910009867B1 (ko) 1991-12-03
EP0330483A3 (en) 1990-02-28
JPH0438805B2 (de) 1992-06-25
US4919713A (en) 1990-04-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee