IT1163405B - Produzione di acciaio a contenuto ultra-basso di fosforo - Google Patents

Produzione di acciaio a contenuto ultra-basso di fosforo

Info

Publication number
IT1163405B
IT1163405B IT21330/83A IT2133083A IT1163405B IT 1163405 B IT1163405 B IT 1163405B IT 21330/83 A IT21330/83 A IT 21330/83A IT 2133083 A IT2133083 A IT 2133083A IT 1163405 B IT1163405 B IT 1163405B
Authority
IT
Italy
Prior art keywords
ultra
steel
production
phosphorus content
low phosphorus
Prior art date
Application number
IT21330/83A
Other languages
English (en)
Other versions
IT8321330A0 (it
Inventor
Masuda Seiichi
Matsuo Tohru
Ohkita Yoshimichi
Aoki Takeo
Nakajima Hidemasa
Okamura Shozo
Hirata Takeyuki
Anezaki Shoji
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 IT8321330A0 publication Critical patent/IT8321330A0/it
Application granted granted Critical
Publication of IT1163405B publication Critical patent/IT1163405B/it

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
    • C21C5/36—Processes yielding slags of special composition
    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/04—Removing impurities other than carbon, phosphorus or sulfur

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
IT21330/83A 1982-05-28 1983-05-27 Produzione di acciaio a contenuto ultra-basso di fosforo IT1163405B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57091717A JPS58207314A (ja) 1982-05-28 1982-05-28 鋼の精錬方法

Publications (2)

Publication Number Publication Date
IT8321330A0 IT8321330A0 (it) 1983-05-27
IT1163405B true IT1163405B (it) 1987-04-08

Family

ID=14034256

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21330/83A IT1163405B (it) 1982-05-28 1983-05-27 Produzione di acciaio a contenuto ultra-basso di fosforo

Country Status (9)

Country Link
US (1) US4456477A (it)
JP (1) JPS58207314A (it)
AT (1) AT384243B (it)
AU (1) AU560681B2 (it)
CA (1) CA1203986A (it)
DE (1) DE3318332A1 (it)
FR (1) FR2527634B1 (it)
GB (1) GB2122649B (it)
IT (1) IT1163405B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102220452A (zh) * 2011-06-13 2011-10-19 武汉钢铁(集团)公司 中频炉和真空感应炉双联脱磷的方法

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60184616A (ja) * 1984-03-02 1985-09-20 Kawasaki Steel Corp 撹拌用ガスとして一酸化炭素ガスを用いる転炉製鋼法
DE3434894C2 (de) * 1984-09-22 1986-09-18 Thyssen Stahl AG, 4100 Duisburg Verfahren zum Frischen von Roheisen
FR2619396B1 (fr) * 1987-08-12 1990-01-12 Air Liquide Procede de brassage en poche d'acier a l'aide d'anhydride carbonique
DK0544967T3 (da) * 1991-11-28 1995-10-16 Von Roll Ag Fremgangsmåde til at undertrykke støv og røg ved fremstillingen af elektrostål
AU680268B2 (en) * 1993-06-30 1997-07-24 IKEMIZU, Keiko Steel manufacturing method using converter
US5868817A (en) * 1994-06-30 1999-02-09 Nippon Steel Corporation Process for producing steel by converter
GB0209365D0 (en) 2002-04-24 2002-06-05 Boc Group Plc Injection of solids into liquids
GB0213376D0 (en) 2002-06-11 2002-07-24 Boc Group Plc Refining ferroalloys
CN102778131B (zh) * 2012-08-03 2014-06-18 北京科技大学 一种转炉水模型实验模拟装置及模拟方法
CN109022670A (zh) * 2018-07-20 2018-12-18 首钢集团有限公司 一种生产超低磷钢的转炉炼钢方法
CN109207672B (zh) 2018-12-03 2020-02-04 南阳汉冶特钢有限公司 一种超低磷钢生产过程中的排渣方法以及超低磷钢的生产方法
CN110904300A (zh) * 2019-12-27 2020-03-24 安徽工业大学 一种转炉渣熔点控制模型的高效脱磷及护炉的方法
CN112981046B (zh) * 2021-02-09 2022-09-16 鞍钢股份有限公司 一种控制高温过氧化转炉出钢下渣的处理方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB705321A (en) * 1950-10-14 1954-03-10 Huettenwerk Oberhausen Ag Improvements relating to the production of steel
DE1161563B (de) * 1951-11-02 1964-01-23 Bofors Ab Verfahren zur Herstellung von Pyridincarbonsäuren.
DE1433416A1 (de) * 1962-05-18 1968-11-21 Krupp Gmbh Verfahren zur Herstellung von unlegierten und legierten Staehlen mit niedrigen,bei Edelstahl ueblichen Phosphor- und Schwefelgehalten
AT337736B (de) * 1973-02-12 1977-07-11 Voest Ag Verfahren zum frischen von roheisen
JPS5424213A (en) * 1977-07-25 1979-02-23 Sumitomo Metal Ind Ltd Manufacture of ultra low phosphorus steel in converter
US4195985A (en) * 1977-12-10 1980-04-01 Eisenwerk-Gesellschaft Maximilianshutte Mbh. Method of improvement of the heat-balance in the refining of steel
US4295882A (en) * 1978-10-24 1981-10-20 Nippon Steel Corporation Steel making process
JPS6023163B2 (ja) * 1979-07-03 1985-06-06 住友金属工業株式会社 鋼の製錬法
JPS5921367B2 (ja) * 1979-05-29 1984-05-19 大同特殊鋼株式会社 含クロム鋼の精錬方法
JPS5623215A (en) * 1979-08-02 1981-03-05 Nippon Kokan Kk <Nkk> Converter steel making method
AU6823981A (en) * 1980-03-21 1981-10-15 Nippon Steel Corporation Multi-stage steel making
JPS5776115A (en) * 1980-09-02 1982-05-13 Centre Rech Metallurgique Improvement on gaseous purification of hematite pig iron or phosphorus pig iron in converter
US4358314A (en) * 1980-09-03 1982-11-09 British Steel Corporation Metal refining process
AU532932B2 (en) * 1981-03-30 1983-10-20 Nippon Steel Corporation Post-refining of basic oxygen steel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102220452A (zh) * 2011-06-13 2011-10-19 武汉钢铁(集团)公司 中频炉和真空感应炉双联脱磷的方法
CN102220452B (zh) * 2011-06-13 2012-10-31 武汉钢铁(集团)公司 中频炉和真空感应炉双联脱磷的方法

Also Published As

Publication number Publication date
FR2527634B1 (fr) 1989-08-25
AT384243B (de) 1987-10-12
AU560681B2 (en) 1987-04-16
FR2527634A1 (fr) 1983-12-02
GB2122649A (en) 1984-01-18
GB8314356D0 (en) 1983-06-29
GB2122649B (en) 1986-05-14
IT8321330A0 (it) 1983-05-27
CA1203986A (en) 1986-05-06
AU1492883A (en) 1983-12-01
DE3318332A1 (de) 1983-12-01
ATA194383A (de) 1987-03-15
JPS58207314A (ja) 1983-12-02
US4456477A (en) 1984-06-26

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