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BR8600910A - Agente e processo para tratamento de aco em fusao - Google Patents

Agente e processo para tratamento de aco em fusao

Info

Publication number
BR8600910A
BR8600910A BR8600910A BR8600910A BR8600910A BR 8600910 A BR8600910 A BR 8600910A BR 8600910 A BR8600910 A BR 8600910A BR 8600910 A BR8600910 A BR 8600910A BR 8600910 A BR8600910 A BR 8600910A
Authority
BR
Brazil
Prior art keywords
agent
steel treatment
fusing steel
fusing
treatment
Prior art date
Application number
BR8600910A
Other languages
English (en)
Inventor
Koichi Endoh
Toshiyuki Kaneko
Hideo Yaoi
Seiji Aso
Yasuo Obana
Hideyuki Takahama
Original Assignee
Nippon 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
Priority claimed from JP60041018A external-priority patent/JPS61201716A/ja
Priority claimed from JP60063896A external-priority patent/JPS61223120A/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of BR8600910A publication Critical patent/BR8600910A/pt

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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • 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
    • C21C7/064—Dephosphorising; Desulfurising
    • C21C7/0645—Agents used for dephosphorising or desulfurising

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)
BR8600910A 1985-03-04 1986-03-03 Agente e processo para tratamento de aco em fusao BR8600910A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60041018A JPS61201716A (ja) 1985-03-04 1985-03-04 溶鋼の処理剤
JP60063896A JPS61223120A (ja) 1985-03-29 1985-03-29 溶鋼の介在物低減方法

Publications (1)

Publication Number Publication Date
BR8600910A true BR8600910A (pt) 1986-11-11

Family

ID=26380544

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8600910A BR8600910A (pt) 1985-03-04 1986-03-03 Agente e processo para tratamento de aco em fusao

Country Status (8)

Country Link
US (1) US4661151A (pt)
EP (1) EP0194098B1 (pt)
KR (1) KR900006660B1 (pt)
CN (1) CN86102210B (pt)
AU (1) AU565415B2 (pt)
BR (1) BR8600910A (pt)
DE (1) DE3667670D1 (pt)
ES (1) ES8705925A1 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5228902A (en) * 1992-09-03 1993-07-20 Usx Corporation Method of desulfurization in vacuum processing of steel
RU2156308C1 (ru) * 1999-07-07 2000-09-20 ОАО "Новолипецкий металлургический комбинат" Способ обработки стали в ковше
RU2159290C1 (ru) * 1999-07-07 2000-11-20 ОАО "Новолипецкий металлургический комбинат" Способ обработки стали в ковше
RU2156309C1 (ru) * 1999-07-07 2000-09-20 ОАО "Новолипецкий металлургический комбинат" Способ обработки стали в ковше
RU2203963C2 (ru) * 2001-01-16 2003-05-10 Открытое акционерное общество "Северсталь" Способ обработки стали
RU2184154C1 (ru) * 2001-06-28 2002-06-27 Урцев Владимир Николаевич Способ производства горячекатаного листового проката
RU2185448C1 (ru) * 2001-06-28 2002-07-20 Открытое акционерное общество "Новолипецкий металлургический комбинат" Способ обработки стали в ковше
RU2204613C2 (ru) * 2001-07-23 2003-05-20 Открытое акционерное общество "Северсталь" Способ внепечного рафинирования стали
RU2186857C1 (ru) * 2001-12-18 2002-08-10 ООО "Техномаг" Способ производства проката круглого сечения
RU2218422C2 (ru) * 2002-01-15 2003-12-10 Открытое акционерное общество "Северсталь" Способ обработки стали в ковше
RU2206625C1 (ru) * 2002-03-04 2003-06-20 Открытое акционерное общество "Новолипецкий металлургический комбинат" Способ обработки стали в ковше
RU2201458C1 (ru) * 2002-06-04 2003-03-27 ООО "Сорби стил" Способ модифицирования стали
EP1428894A1 (de) * 2002-12-13 2004-06-16 SMS Mevac GmbH Entgasungsverfahren von Flüssigstahl
RU2370547C2 (ru) * 2003-08-25 2009-10-20 Сергей Николаевич Чепель Передвижной модуль для комплексной обработки металла в ковше
RU2398891C2 (ru) * 2003-08-25 2010-09-10 Сергей Николаевич Чепель Способ ввода реагентов в расплав, перемешивания расплава металла и устройство для его осуществления
RU2562848C1 (ru) * 2014-07-11 2015-09-10 Федеральное государственное бюджетное учреждение науки Институт металлургии Уральского отделения Российской академии наук (ИМЕТ УрО РАН) Способ раскисления стали в ковше

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1251133C2 (de) * 1961-03-30 1973-01-18 Verfahren zur herstellung von schweisspulvern mit kleinem schuettgewicht fuer das unterpulverschweissen
GB979583A (en) * 1961-09-25 1965-01-06 Inst Electrosvarki E O Paton Refining metals
US3309194A (en) * 1964-12-24 1967-03-14 Westinghouse Electric Corp Purification of alloys
US4097269A (en) * 1975-01-14 1978-06-27 Inteco Internationale Technische Beratung Gesellschaft M.B.H. Process of desulfurizing liquid melts
JPS5770219A (en) * 1980-10-21 1982-04-30 Nisshin Steel Co Ltd Method for dephosphorizing, desulfurizing and denitrifying iron alloy

Also Published As

Publication number Publication date
AU565415B2 (en) 1987-09-17
ES8705925A1 (es) 1987-05-16
EP0194098A1 (en) 1986-09-10
CN86102210B (zh) 1988-08-10
DE3667670D1 (de) 1990-01-25
US4661151A (en) 1987-04-28
KR860007385A (ko) 1986-10-10
CN86102210A (zh) 1986-12-24
KR900006660B1 (ko) 1990-09-17
AU5409886A (en) 1986-09-11
EP0194098B1 (en) 1989-12-20
ES552596A0 (es) 1987-05-16

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Legal Events

Date Code Title Description
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 03/03/2001

B15K Others concerning applications: alteration of classification

Ipc: C21C 7/064 (2006.01)