MX163929B - Metodo mejorado para producir acero en un recipiente de metal fundido soplado por la parte superior - Google Patents

Metodo mejorado para producir acero en un recipiente de metal fundido soplado por la parte superior

Info

Publication number
MX163929B
MX163929B MX204360A MX20436085A MX163929B MX 163929 B MX163929 B MX 163929B MX 204360 A MX204360 A MX 204360A MX 20436085 A MX20436085 A MX 20436085A MX 163929 B MX163929 B MX 163929B
Authority
MX
Mexico
Prior art keywords
blowing
bath
blown
inert gas
oxygen
Prior art date
Application number
MX204360A
Other languages
English (en)
Inventor
Joseph William Tommaney
Harry Logan Bishop Jr
Original Assignee
Allegheny Ludlum Steel
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 Allegheny Ludlum Steel filed Critical Allegheny Ludlum Steel
Publication of MX163929B publication Critical patent/MX163929B/es

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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • 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
    • 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
    • C21C7/0685—Decarburising of stainless steel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Steel (AREA)
  • Coating With Molten Metal (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
MX204360A 1984-04-26 1985-02-18 Metodo mejorado para producir acero en un recipiente de metal fundido soplado por la parte superior MX163929B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/604,098 US4514220A (en) 1984-04-26 1984-04-26 Method for producing steel in a top-blown vessel

Publications (1)

Publication Number Publication Date
MX163929B true MX163929B (es) 1992-06-30

Family

ID=24418172

Family Applications (1)

Application Number Title Priority Date Filing Date
MX204360A MX163929B (es) 1984-04-26 1985-02-18 Metodo mejorado para producir acero en un recipiente de metal fundido soplado por la parte superior

Country Status (9)

Country Link
US (1) US4514220A (es)
EP (1) EP0160374B1 (es)
JP (1) JPS60230927A (es)
KR (1) KR910008143B1 (es)
AT (1) ATE84575T1 (es)
BR (1) BR8500906A (es)
CA (1) CA1237585A (es)
DE (1) DE3586970T2 (es)
MX (1) MX163929B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6063307A (ja) * 1983-09-14 1985-04-11 Kawasaki Steel Corp 極低炭素鋼の転炉製鋼法
US4615730A (en) * 1985-04-30 1986-10-07 Allegheny Ludlum Steel Corporation Method for refining molten metal bath to control nitrogen
US4599107A (en) * 1985-05-20 1986-07-08 Union Carbide Corporation Method for controlling secondary top-blown oxygen in subsurface pneumatic steel refining
CA1333663C (en) * 1987-09-09 1994-12-27 Haruyoshi Tanabe Method of decarburizing high cr molten metal
GB2213834A (en) * 1987-12-21 1989-08-23 N Proizv Ob Tulatschermet Steelmaking process in oxygen-blown converter
JP2850407B2 (ja) * 1989-04-18 1999-01-27 大同特殊鋼株式会社 含クロム溶鋼の精錬法
BE1005461A3 (fr) * 1991-10-16 1993-08-03 Wurth Paul Sa Procede et installation d'affinage de ferromanganese carbure.
KR0179394B1 (ko) * 1994-06-06 1999-02-18 도자끼 시노부 함Cr용강의 탈탄 정련방법
JP3167888B2 (ja) * 1995-07-27 2001-05-21 川崎製鉄株式会社 含クロム溶鋼の脱炭精錬方法及び精錬ガス用上吹ランス
JP3025784U (ja) * 1995-12-14 1996-06-25 株式会社芋谷工業 袋取付テーブル
US5897684A (en) * 1997-04-17 1999-04-27 Ltv Steel Company, Inc. Basic oxygen process with iron oxide pellet addition

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3252790A (en) * 1956-06-27 1966-05-24 Union Carbide Corp Preparation of metals and alloys
AT217076B (de) * 1956-06-27 1961-09-11 Union Carbide Corp Verfahren zum Frischen chromhaltiger Stähle mittels in das schmelzflüssige Bad eingeblasenem Sauerstoff
US3307937A (en) * 1964-04-28 1967-03-07 Nyby Bruk Ab Method when degassing carboncontaining metal melts
US3850617A (en) * 1970-04-14 1974-11-26 J Umowski Refining of stainless steel
US3867134A (en) * 1972-06-29 1975-02-18 Allegheny Ludlum Ind Inc Method for producing stainless steel in a basic oxygen furnace
US3854932A (en) * 1973-06-18 1974-12-17 Allegheny Ludlum Ind Inc Process for production of stainless steel
US4260415A (en) * 1979-12-12 1981-04-07 Allegheny Ludlum Steel Corporation Decarburizing molten metal
US4397685A (en) * 1982-03-26 1983-08-09 Union Carbide Corporation Production of ultra low carbon steel by the basic oxygen process
US4462825A (en) * 1983-09-01 1984-07-31 United States Steel Corporation Method for increasing the scrap melting capability of metal refining processes

Also Published As

Publication number Publication date
EP0160374A3 (en) 1989-07-12
EP0160374B1 (en) 1993-01-13
EP0160374A2 (en) 1985-11-06
CA1237585A (en) 1988-06-07
US4514220A (en) 1985-04-30
ATE84575T1 (de) 1993-01-15
KR850007806A (ko) 1985-12-09
KR910008143B1 (ko) 1991-10-10
JPS60230927A (ja) 1985-11-16
BR8500906A (pt) 1985-12-03
DE3586970T2 (de) 1993-04-29
DE3586970D1 (de) 1993-02-25
JPH0243803B2 (es) 1990-10-01

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