BE892349A - Procede d'affinage d'aciers a haute teneur en chrome - Google Patents

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

Info

Publication number
BE892349A
BE892349A BE0/207460A BE207460A BE892349A BE 892349 A BE892349 A BE 892349A BE 0/207460 A BE0/207460 A BE 0/207460A BE 207460 A BE207460 A BE 207460A BE 892349 A BE892349 A BE 892349A
Authority
BE
Belgium
Prior art keywords
chromium content
high chromium
steels
refining
refining steels
Prior art date
Application number
BE0/207460A
Other languages
English (en)
Inventor
S Masuda
Y Umeda
T Matsuo
M Taga
H Nakajima
Original Assignee
Sumitomo Metal Ind
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 Ind filed Critical Sumitomo Metal Ind
Publication of BE892349A publication Critical patent/BE892349A/fr

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)
BE0/207460A 1981-03-03 1982-03-03 Procede d'affinage d'aciers a haute teneur en chrome BE892349A (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 (1)

Publication Number Publication Date
BE892349A true BE892349A (fr) 1982-07-01

Family

ID=12313053

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/207460A BE892349A (fr) 1981-03-03 1982-03-03 Procede d'affinage d'aciers a haute 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
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
FR2501236B1 (fr) 1986-04-11
FR2501236A1 (fr) 1982-09-10
LU83981A1 (fr) 1982-07-08
GB2093864A (en) 1982-09-08

Similar Documents

Publication Publication Date Title
FR2511697B1 (fr) Procede d'hydrocraquage de la lignine pour produire du phenol et du benzene
FR2497799B1 (fr) Sulfate de d-phenylalanyl-l-prolyl-l-arginine aldehyde et procede pour le preparer
MA19216A1 (fr) Catalyseur et procede pour l'hydrotraitement et l'hydrodeparaffinage de hydrocarbures .
BE892349A (fr) Procede d'affinage d'aciers a haute teneur en chrome
IL62832A (en) Continuous process for the removal of chromium form waste waters with chromium recovery
LU79861A1 (fr) Procede pour le reglage d'une solution de decapage d'acier inoxydable
BE854210A (fr) Procede de traitement d'un liquide
FR2483960B1 (fr) Procede d'elaboration d'acier inoxydable
FR2574313B1 (fr) Procede de preparation d'un catalyseur d'hydrodesulfuration
BE894793A (fr) Encre d'imprimerie de type nouveau et procede pour sa fabrication
BE878225A (fr) Procede de production de bandes d'acier galvanisees
FR2304678A1 (fr) Nouveau procede d'elaboration d'aciers a usinabilite amelioree a partir de metal divise
BE890608A (fr) Procede d'enlevement de matieres refractaires de pieces
RO80122A (fr) Procede de recuperation d'un caralyseur a teneur de rhodium
FR2522686B1 (fr) Procede de dephosphorisation et de desulfurisation d'un alliage de fer en fusion contenant du chrome
FR2348177A1 (fr) Procede pour l'orthoalcoylation des phenols
FR2546182B1 (fr) Procede de production d'acier contenant du chrome a faible teneur en p
BE895578A (fr) Procede d'electrodeposition du chrome trivalent
BE873534A (fr) Procede d'affinage des ferro-manganese
FR2515211B1 (fr) Procede d'affinage de metal
FR2649623B1 (fr) Procede de pretraitement d'un catalyseur de raffinage
FR2514785B1 (fr) Procede pour l'affinage de ferrochrome
FR2527940B1 (fr) Procede d'obtention de granulats a partir de scorie d'acierie
FR2498477B1 (fr) Nouveau procede de regeneration-rejuvenation d'un catalyseur zeolithique contenant un metal hydrogenant
BE864789A (fr) Procede d'affinage de l'acier

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SUMITOMO METAL INDUSTRIES LTD

Effective date: 19880331