CA1030354A - Process for the vacuum decarburization - Google Patents

Process for the vacuum decarburization

Info

Publication number
CA1030354A
CA1030354A CA211,887A CA211887A CA1030354A CA 1030354 A CA1030354 A CA 1030354A CA 211887 A CA211887 A CA 211887A CA 1030354 A CA1030354 A CA 1030354A
Authority
CA
Canada
Prior art keywords
vacuum decarburization
decarburization
vacuum
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
Application number
CA211,887A
Other languages
English (en)
French (fr)
Other versions
CA211887S (en
Inventor
Takashi Fukui
Yoshio Kotani
Takami Ikeda
Hiroyuki Takashima
Kazuo Ishihara
Shogo Matsunaga
Takeyoshi Sakane
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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
Priority claimed from JP11915373A external-priority patent/JPS5324008B2/ja
Priority claimed from JP14107473A external-priority patent/JPS5319443B2/ja
Priority claimed from JP1203774A external-priority patent/JPS5546445B2/ja
Application filed by Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Application granted granted Critical
Publication of CA1030354A publication Critical patent/CA1030354A/en
Expired 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
CA211,887A 1973-10-22 1974-10-21 Process for the vacuum decarburization Expired CA1030354A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP11915373A JPS5324008B2 (de) 1973-10-22 1973-10-22
JP14107473A JPS5319443B2 (de) 1973-12-14 1973-12-14
JP1203774A JPS5546445B2 (de) 1974-01-28 1974-01-28

Publications (1)

Publication Number Publication Date
CA1030354A true CA1030354A (en) 1978-05-02

Family

ID=27279681

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211,887A Expired CA1030354A (en) 1973-10-22 1974-10-21 Process for the vacuum decarburization

Country Status (5)

Country Link
AT (1) AT341558B (de)
CA (1) CA1030354A (de)
DE (1) DE2450196C3 (de)
GB (1) GB1488686A (de)
SE (1) SE425256B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4426224A (en) * 1981-12-25 1984-01-17 Sumitomo Kinzoku Kogyo Kabushiki Gaisha Lance for powder top-blow refining and process for decarburizing and refining steel by using the lance
SE447675B (sv) * 1982-10-15 1986-12-01 Ifm Dev Ab Dysa for injektionslans
GB8417692D0 (en) * 1984-07-11 1984-08-15 Tolltreck Ltd Metallurgical apparatus
DE4221266C1 (de) * 1992-06-26 1993-10-21 Mannesmann Ag Verfahren und Vorrichtung zum Aufblasen von Sauerstoff auf Metallschmelzen
DE4442362C1 (de) * 1994-11-18 1996-04-18 Mannesmann Ag Verfahren und Vorrichtung zum Behandeln von einer in einem metallurgischen Gefäß befindlichen Metallschmelze
KR100270113B1 (ko) * 1996-10-08 2000-10-16 이구택 극저탄소강의 용강 제조장치

Also Published As

Publication number Publication date
ATA849974A (de) 1977-06-15
DE2450196C3 (de) 1978-06-22
AT341558B (de) 1978-02-10
GB1488686A (en) 1977-10-12
SE7413219L (de) 1975-04-23
SE425256B (sv) 1982-09-13
DE2450196B2 (de) 1977-11-03
DE2450196A1 (de) 1975-04-30

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