ES2040419T3 - Procedimiento para producir acero de alta pureza extra bajo en carburo. - Google Patents

Procedimiento para producir acero de alta pureza extra bajo en carburo.

Info

Publication number
ES2040419T3
ES2040419T3 ES198989113096T ES89113096T ES2040419T3 ES 2040419 T3 ES2040419 T3 ES 2040419T3 ES 198989113096 T ES198989113096 T ES 198989113096T ES 89113096 T ES89113096 T ES 89113096T ES 2040419 T3 ES2040419 T3 ES 2040419T3
Authority
ES
Spain
Prior art keywords
carbide
procedure
high purity
extra high
steel
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 - Lifetime
Application number
ES198989113096T
Other languages
English (en)
Inventor
Kazuhisa Cno Kawasaki Steel Corp. Hamagami
Masayuki Cno Kawasaki Steel Corp. Onishi
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=16023888&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2040419(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Application granted granted Critical
Publication of ES2040419T3 publication Critical patent/ES2040419T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • C21C7/06—Deoxidising, e.g. killing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

UN PROCESO DE PRODUCCION DE ACERO CON CARBONO EXTRA BAJO Y ALTA LIMPIEZA QUE INCLUYE LOS PESOS DE PRODUCCION DE ACERO EFERVESCENTE CON CARBONO BAJO POR MEDIO DE UN HORNO DE REFINAR, SUMINISTRO DE UN AGENTE DESODORANTE A LA ESCORIA EN UN CALDERO DE COLADA PARA AJUSTAR LA CONCENTRACION DE T-FE A LA ESCORIA MENOR O IGUAL AL 5%, REALIZANDO POSTERIORMENTE EL PROCESO DE DESGASIFICACION EN VACIO CON OXIGENO DE SOPLADURA PARA REDUCIR EL CONTENIDO DE CARBONO EN EL ACERO AL 0,006% O MENOS.
ES198989113096T 1988-07-18 1989-07-17 Procedimiento para producir acero de alta pureza extra bajo en carburo. Expired - Lifetime ES2040419T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63177028A JP2575827B2 (ja) 1988-07-18 1988-07-18 清浄度に優れた連続鋳造用極低炭素鋼の製造方法

Publications (1)

Publication Number Publication Date
ES2040419T3 true ES2040419T3 (es) 1993-10-16

Family

ID=16023888

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198989113096T Expired - Lifetime ES2040419T3 (es) 1988-07-18 1989-07-17 Procedimiento para producir acero de alta pureza extra bajo en carburo.

Country Status (8)

Country Link
US (1) US4994108A (es)
EP (1) EP0351762B1 (es)
JP (1) JP2575827B2 (es)
AU (1) AU624841B2 (es)
BR (1) BR8903612A (es)
CA (1) CA1336747C (es)
DE (1) DE68906320T2 (es)
ES (1) ES2040419T3 (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0472009A (ja) * 1990-07-10 1992-03-06 Kawasaki Steel Corp 高清浄度鋼の溶製方法
JPH0488117A (ja) * 1990-07-31 1992-03-23 Kawasaki Steel Corp 極低炭素鋼の溶製方法
US5110351A (en) * 1991-01-10 1992-05-05 Usx Corporation Method of promoting the decarburization reaction in a vacuum refining furnace
US5304231A (en) * 1991-12-24 1994-04-19 Kawasaki Steel Corporation Method of refining of high purity steel
JP2695097B2 (ja) * 1992-06-25 1997-12-24 川崎製鉄株式会社 溶鋼の脱酸方法
JP2750048B2 (ja) * 1992-06-29 1998-05-13 川崎製鉄株式会社 取鍋スラグの改質方法
AU653294B2 (en) * 1992-08-26 1994-09-22 Nippon Steel Corporation Process for vacuum degassing molten steel
US5252120A (en) * 1992-10-26 1993-10-12 A. Finkl & Sons Co. Method and apparatus for double vacuum production of steel
US5520718A (en) * 1994-09-02 1996-05-28 Inland Steel Company Steelmaking degassing method
RU2131931C1 (ru) * 1997-12-30 1999-06-20 Акционерное общество Кузнецкий металлургический комбинат Способ микролегирования углеродистой стали
RU2140995C1 (ru) * 1998-02-24 1999-11-10 ОАО "Нижнетагильский металлургический комбинат" Способ раскисления, модифицирования и микролегирования стали ванадийсодержащими материалами
JP4013505B2 (ja) * 2000-11-27 2007-11-28 住友金属工業株式会社 極低炭素薄鋼板とその製造方法
JP4806869B2 (ja) * 2001-07-31 2011-11-02 Ｊｆｅスチール株式会社 高清浄鋼の製造方法
CN102719681B (zh) * 2012-07-16 2013-11-13 沈阳金纳新材料股份有限公司 镍或镍合金回收冶炼的脱碳方法
KR101412565B1 (ko) * 2012-07-31 2014-07-02 현대제철 주식회사 극저탄소강 제조 시 ｒｈ 탈탄 효율 향상 방법
DE102013102273A1 (de) * 2013-03-07 2014-09-25 Thyssenkrupp Rasselstein Gmbh Verfahren zum Erzeugen eines kaltgewalzten Stahlflachprodukts für Tiefzieh- und Abstreckziehanwendungen, Stahlflachprodukt und Verwendung eines solchen Stahlflachprodukts
CN103911480A (zh) * 2014-01-06 2014-07-09 新疆八一钢铁股份有限公司 一种冶炼H08MnA钢的脱氧生产工艺
CN106086309A (zh) * 2016-08-16 2016-11-09 武汉钢铁股份有限公司 一种能精确控制超低碳高氧钢钢中氧含量的方法
CN113490755A (zh) 2019-03-13 2021-10-08 杰富意钢铁株式会社 含Ti超低碳钢的制造方法
CN109837361B (zh) * 2019-04-01 2021-06-15 山东钢铁集团日照有限公司 一种低碳不脱氧钢防絮流的rh单联工艺
CN111893247B (zh) * 2020-08-17 2022-03-18 武汉钢铁有限公司 一种具有高效率精炼的炼钢方法
CN113862428A (zh) * 2021-08-19 2021-12-31 山东钢铁集团日照有限公司 一种超低碳钢冶炼方法
CN113862424A (zh) * 2021-08-23 2021-12-31 山东钢铁集团日照有限公司 一种减少超低碳钢换水口的方法
CN119216541B (zh) * 2024-09-25 2026-01-30 攀钢集团攀枝花钢铁研究院有限公司 一种IF钢连铸过程中控制中间包渣TFe含量的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1206062A (en) * 1967-10-18 1970-09-23 Nippon Kokan Kk Deoxidation method
US3925061A (en) * 1969-07-15 1975-12-09 Asea Ab Steel manufacture
JPS5234371B2 (es) * 1972-04-13 1977-09-02
US3971655A (en) * 1974-08-21 1976-07-27 Nippon Steel Corporation Method for treatment of molten steel in a ladle
JPS5316314A (en) * 1976-07-28 1978-02-15 Nippon Steel Corp Preparation of a1 killed molten steel for continuous casting
JPS6043408B2 (ja) * 1978-07-28 1985-09-27 新日本製鐵株式会社 溶鋼の脱炭処理制御方法
US4615511A (en) * 1982-02-24 1986-10-07 Sherwood William L Continuous steelmaking and casting
JPS5970710A (ja) * 1982-10-18 1984-04-21 Nippon Steel Corp 高清浄度鋼の製造方法
JPS60152611A (ja) * 1984-01-18 1985-08-10 Nippon Steel Corp スラグ改質方法
US4631091A (en) * 1985-08-13 1986-12-23 English China Clays Lovering Pochin & Co. Ltd. Method for improving the dispersibility of organoclays
JPH0619102B2 (ja) * 1986-04-11 1994-03-16 新日本製鐵株式会社 極低炭素鋼の溶製方法

Also Published As

Publication number Publication date
BR8903612A (pt) 1990-03-13
CA1336747C (en) 1995-08-22
EP0351762B1 (en) 1993-05-05
US4994108A (en) 1991-02-19
DE68906320D1 (de) 1993-06-09
EP0351762A2 (en) 1990-01-24
DE68906320T2 (de) 1993-12-02
AU624841B2 (en) 1992-06-25
EP0351762A3 (en) 1990-04-25
JPH0230711A (ja) 1990-02-01
JP2575827B2 (ja) 1997-01-29
AU3822189A (en) 1990-01-18

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