IT8321330A0 - Ultra-basso di fosforo. produzione di acciaio a contenuto - Google Patents

Ultra-basso di fosforo. produzione di acciaio a contenuto

Info

Publication number: IT8321330A0
Authority: IT; Italy
Prior art keywords: ultra; steel production; low phosphorus; content steel; content
Prior art date: 1982-05-28

Application number

IT8321330A

Other languages

English (en)

Other versions

IT1163405B (it

Inventor

Seiichi Masuda

Tohru Matsuo

Yoshimichi Ohkita

Takeo Aoki

Hidemasa Nakajima

Shozo Okamura

Takeyuki Hirata

Shoji Anezaki

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.)

1982-05-28

Filing date

1983-05-27

Publication date

1983-05-27

1983-05-27 Application filed by Sumitomo Metal Ind filed Critical Sumitomo Metal Ind

1983-05-27 Publication of IT8321330A0 publication Critical patent/IT8321330A0/it

1987-04-08 Application granted granted Critical

1987-04-08 Publication of IT1163405B publication Critical patent/IT1163405B/it

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 true IT8321330A0 (it)	1983-05-27
IT1163405B 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)

Families Citing this family (14)

* 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
EP0544967B1 (de) *	1991-11-28	1995-06-14	Carbagas	Verfahren zur Unterdrückung von Staub und Rauch bei der Elektrostahlherstellung
EP0714989B1 (en) *	1993-06-30	2000-03-22	Nippon Steel Corporation	Steel manufacturing method using converter dephosphorisation
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
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
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

1982
- 1982-05-28 JP JP57091717A patent/JPS58207314A/ja active Pending
1983
- 1983-05-19 DE DE19833318332 patent/DE3318332A1/de not_active Ceased
- 1983-05-24 AU AU14928/83A patent/AU560681B2/en not_active Ceased
- 1983-05-24 GB GB08314356A patent/GB2122649B/en not_active Expired
- 1983-05-25 CA CA000428865A patent/CA1203986A/en not_active Expired
- 1983-05-27 AT AT0194383A patent/AT384243B/de not_active IP Right Cessation
- 1983-05-27 IT IT21330/83A patent/IT1163405B/it active
- 1983-05-27 FR FR838308858A patent/FR2527634B1/fr not_active Expired
- 1983-05-27 US US06/498,863 patent/US4456477A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
FR2527634B1 (fr)	1989-08-25
GB8314356D0 (en)	1983-06-29
IT1163405B (it)	1987-04-08
US4456477A (en)	1984-06-26
DE3318332A1 (de)	1983-12-01
AT384243B (de)	1987-10-12
FR2527634A1 (fr)	1983-12-02
AU1492883A (en)	1983-12-01
ATA194383A (de)	1987-03-15
GB2122649B (en)	1986-05-14
JPS58207314A (ja)	1983-12-02
AU560681B2 (en)	1987-04-16
GB2122649A (en)	1984-01-18
CA1203986A (en)	1986-05-06

Publication	Publication Date	Title
FI862139A0 (fi)	1986-05-21	Informationsdisplayanordning foer abonnentstationer i ett televisionssystem.
NO852660L (no)	1986-01-06	Slagmaskin.
FI855073A0 (fi)	1985-12-18	Behandlingssystem foer ett flertal prov i vaetskeform.
IT8522470A0 (it)	1985-10-14	Maschiatrice.
FI850906L (fi)	1985-10-12	Ett avledningselement i en pappersmaskins inloppslaoda.
IT8321330A0 (it)	1983-05-27	Ultra-basso di fosforo. produzione di acciaio a contenuto
FI850171A0 (fi)	1985-01-15	Skjuttak foer ett fordon.
FI83874B (fi)	1991-05-31	Ett foerbaettrad foerfarande foer framstaellning av imidazorifamyciner.
FI851632A0 (fi)	1985-04-25	Straolstroem begraensande styrapparat foer ett digitalt televisionssystem.
FI853981A0 (fi)	1985-10-14	Anordning foer bestaemning av ett aemnes innehaoll.
FI861864A0 (fi)	1986-05-05	System varnande foer oeverskjutande sjunkhastighet foer ett taktiskt flygplan.
FI842534A0 (fi)	1984-06-21	Underrede av ett fordon.
FI852612L (fi)	1986-01-04	Kassettsystem foer ett faestverktyg.
FI864757A0 (fi)	1986-11-21	Anordning foer att utefter en kurva styra ett arbetsredskap.
IT8520987A0 (it)	1985-05-31	Impianto di formatura.
DE3576660D1 (de)	1990-04-26	Stossmaschine.
IT8522915A0 (it)	1985-11-20	Macchina intrecciatrice.
FI851172L (fi)	1985-09-24	Foer ett avgraensat utrymme avsedd vaermetillfoersel reglerande anordning.
FI853823A0 (fi)	1985-10-02	Framstaellning av ett metallmaterial.
FI853705L (fi)	1986-03-28	Anordning foer fastsaettning av ett flertal kopplingskablar.
FI840209A (fi)	1985-07-20	Foerfarande foer framstaellning av ett farmakologiskt verksamt sulfonylureaderivat.
FI841342A0 (fi)	1984-04-04	Foerbindningskonstruktion foer ett arbetsverktyg.
FI845179L (fi)	1986-07-01	Vaend- och justeringsanordning foer ett arbetsredskap.
FI844922A0 (fi)	1984-12-13	Faestanordning foer ett djurbaos.
FI841643A0 (fi)	1984-04-26	Laosanordning i ett fordon.