FR2501236B1 - Procede d'affinage d'aciers a forte teneur en chrome - Google Patents

Procede d'affinage d'aciers a forte teneur en chrome

Info

Publication number
FR2501236B1
FR2501236B1 FR8203332A FR8203332A FR2501236B1 FR 2501236 B1 FR2501236 B1 FR 2501236B1 FR 8203332 A FR8203332 A FR 8203332A FR 8203332 A FR8203332 A FR 8203332A FR 2501236 B1 FR2501236 B1 FR 2501236B1
Authority
FR
France
Prior art keywords
chromium content
high chromium
steels
refining
refining steels
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
FR8203332A
Other languages
English (en)
Other versions
FR2501236A1 (fr
Inventor
Seiichi Masuda
Yoichi Umeda
Tohru Matsuo
Masayuki Taga
Hidemasa Nakajima
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
Application filed by Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Publication of FR2501236A1 publication Critical patent/FR2501236A1/fr
Application granted granted Critical
Publication of FR2501236B1 publication Critical patent/FR2501236B1/fr
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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FR8203332A 1981-03-03 1982-03-01 Procede d'affinage d'aciers a forte teneur en chrome Expired FR2501236B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56030775A JPS57145917A (en) 1981-03-03 1981-03-03 Refining method for high chromium steel

Publications (2)

Publication Number Publication Date
FR2501236A1 FR2501236A1 (fr) 1982-09-10
FR2501236B1 true FR2501236B1 (fr) 1986-04-11

Family

ID=12313053

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8203332A Expired FR2501236B1 (fr) 1981-03-03 1982-03-01 Procede d'affinage d'aciers a forte teneur en chrome

Country Status (15)

Country Link
US (1) US4474605A (fr)
JP (1) JPS57145917A (fr)
AT (1) AT383615B (fr)
AU (1) AU536668B2 (fr)
BE (1) BE892349A (fr)
BR (1) BR8201078A (fr)
CA (1) CA1177251A (fr)
DE (1) DE3204632A1 (fr)
ES (1) ES8302787A1 (fr)
FR (1) FR2501236B1 (fr)
GB (1) GB2093864B (fr)
IT (1) IT1149679B (fr)
LU (1) LU83981A1 (fr)
NL (1) NL8200748A (fr)
ZA (1) ZA82634B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4529442A (en) * 1984-04-26 1985-07-16 Allegheny Ludlum Steel Corporation Method for producing steel in a top oxygen blown vessel
WO1989001532A1 (fr) * 1987-08-13 1989-02-23 Nkk Corporation Procede et four de reduction par fusion d'une matiere de depart au chrome
CA1333663C (fr) * 1987-09-09 1994-12-27 Haruyoshi Tanabe Methode pour decarburer le metal en fusion a forte teneur en cr
DE3850394T2 (de) * 1987-09-10 1994-11-24 Nippon Kokan Kk Verfahren zur herstellung von geschmolzenem rostfreiem stahl.
JPH01215912A (ja) * 1988-02-24 1989-08-29 Kawasaki Steel Corp 含クロム溶鉄の製造方法
DE3918155A1 (de) * 1989-06-03 1990-12-06 Messer Griesheim Gmbh Verfahren zum entkohlen von chromhaltigen stahlschmelzen mit ueber 10% cr-gehalt
US5190577A (en) * 1990-12-11 1993-03-02 Liquid Air Corporation Replacement of argon with carbon dioxide in a reactor containing molten metal for the purpose of refining molten metal
JP2515059B2 (ja) * 1991-06-27 1996-07-10 新日本製鐵株式会社 含クロム溶鋼の脱炭精錬法
US5328658A (en) * 1993-08-04 1994-07-12 Daido Tokushuko Kabushiki Kaisha Method of refining chromium-containing steel
DE4328045C2 (de) * 1993-08-20 2001-02-08 Ald Vacuum Techn Ag Verfahren zum Entkohlen von kohlenstoffhaltigen Metallschmelzen
CN100439539C (zh) * 2007-02-15 2008-12-03 刘巍 低微碳铬铁合金的生产工艺
CN102808061B (zh) * 2012-08-22 2013-11-27 秦皇岛首秦金属材料有限公司 一种转炉内采用低镍生铁冶炼含镍钢的方法
CN102827989B (zh) * 2012-09-25 2013-09-04 鞍钢股份有限公司 一种低碳高铬钢的生产方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB858404A (en) * 1956-06-27 1961-01-11 Union Carbide Corp A method of lowering the carbon content of chromium-bearing steels
BE610265A (fr) * 1960-11-18
US3850617A (en) * 1970-04-14 1974-11-26 J Umowski Refining of stainless steel
US3816720A (en) * 1971-11-01 1974-06-11 Union Carbide Corp Process for the decarburization of molten metal
DE2243839A1 (de) * 1972-09-07 1974-03-28 Kloeckner Werke Ag Verfahren zur herstellung kohlenstoffarmer hochchromhaltiger ferritischer staehle
AT337736B (de) * 1973-02-12 1977-07-11 Voest Ag Verfahren zum frischen von roheisen
US3854932A (en) * 1973-06-18 1974-12-17 Allegheny Ludlum Ind Inc Process for production of stainless steel
DE2525355A1 (de) * 1974-06-07 1975-12-18 British Steel Corp Verfahren und vorrichtung zum frischen von eisen
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
JPS55115914A (en) * 1979-02-28 1980-09-06 Sumitomo Metal Ind Ltd Refining method of high chromium steel
JPS5613423A (en) * 1979-07-06 1981-02-09 Sumitomo Metal Ind Ltd Refining method for steel

Also Published As

Publication number Publication date
GB2093864B (en) 1986-01-15
ZA82634B (en) 1982-12-29
AT383615B (de) 1987-07-27
US4474605A (en) 1984-10-02
JPS6150122B2 (fr) 1986-11-01
DE3204632A1 (de) 1982-09-16
NL8200748A (nl) 1982-10-01
DE3204632C2 (fr) 1988-04-14
IT8219832A0 (it) 1982-02-24
BR8201078A (pt) 1983-01-11
ES510070A0 (es) 1983-01-16
ES8302787A1 (es) 1983-01-16
ATA81782A (de) 1986-12-15
BE892349A (fr) 1982-07-01
IT1149679B (it) 1986-12-03
AU536668B2 (en) 1984-05-17
JPS57145917A (en) 1982-09-09
AU7998382A (en) 1982-09-09
CA1177251A (fr) 1984-11-06
FR2501236A1 (fr) 1982-09-10
LU83981A1 (fr) 1982-07-08
GB2093864A (en) 1982-09-08

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Legal Events

Date Code Title Description
ER Errata listed in the french official journal (bopi)

Free format text: 36/82