BR8008679A - Produto para a dessulfuracao de ferros fundidos e acos - Google Patents

Produto para a dessulfuracao de ferros fundidos e acos

Info

Publication number
BR8008679A
BR8008679A BR8008679A BR8008679A BR8008679A BR 8008679 A BR8008679 A BR 8008679A BR 8008679 A BR8008679 A BR 8008679A BR 8008679 A BR8008679 A BR 8008679A BR 8008679 A BR8008679 A BR 8008679A
Authority
BR
Brazil
Prior art keywords
desulphuration
steels
product
cast irons
irons
Prior art date
Application number
BR8008679A
Other languages
English (en)
Inventor
M Demange
J Cordier
J Idier
Original Assignee
Sofrem
Usinor
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 Sofrem, Usinor filed Critical Sofrem
Publication of BR8008679A publication Critical patent/BR8008679A/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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • C21C1/025—Agents used for dephosphorising or 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)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
BR8008679A 1979-05-15 1980-05-12 Produto para a dessulfuracao de ferros fundidos e acos BR8008679A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7913279A FR2456779A1 (fr) 1979-05-15 1979-05-15 Produit pour la desulfuration des fontes et aciers
PCT/FR1980/000073 WO1980002565A1 (fr) 1979-05-15 1980-05-12 Produit pour la desulfuration des fontes et aciers

Publications (1)

Publication Number Publication Date
BR8008679A true BR8008679A (pt) 1981-04-14

Family

ID=9225838

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8008679A BR8008679A (pt) 1979-05-15 1980-05-12 Produto para a dessulfuracao de ferros fundidos e acos

Country Status (16)

Country Link
US (1) US4364771A (pt)
EP (1) EP0029038B1 (pt)
JP (1) JPS5942725B2 (pt)
AR (1) AR219255A1 (pt)
AU (1) AU532686B2 (pt)
BE (1) BE883297A (pt)
BR (1) BR8008679A (pt)
CA (1) CA1150058A (pt)
DE (1) DE3065758D1 (pt)
FR (1) FR2456779A1 (pt)
IN (1) IN152626B (pt)
IT (1) IT1140849B (pt)
MX (1) MX153816A (pt)
RO (1) RO81381B (pt)
WO (1) WO1980002565A1 (pt)
ZA (1) ZA802844B (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4490173A (en) * 1982-09-30 1984-12-25 Schwer John W Steelmaking additive composition
US4684403A (en) * 1986-06-19 1987-08-04 Elkem Metals Company Dephosphorization process for manganese-containing alloys
US4853034A (en) * 1987-04-13 1989-08-01 Quigley Joseph R Method of ladle desulfurizing molten steel
FR2630131B1 (fr) * 1988-04-14 1990-08-03 Affival Procede de desulfuration des fontes
US4752327A (en) * 1987-05-08 1988-06-21 Elkem Metals Company Dephosphorization process for manganese alloys
DE3910776A1 (de) * 1988-05-10 1989-11-23 Fischer Ag Georg Verfahren zur behandlung von gusseisenschmelzen in einer offenen pfanne mittels reinmagnesium
DE4002284A1 (de) * 1989-12-04 1991-06-06 Foseco Int Mittel zum entschwefeln von eisenschmelzen
US5021086A (en) * 1990-07-05 1991-06-04 Reactive Metals And Alloys Corporation Iron desulfurization additive and method for introduction into hot metal
US5358550A (en) * 1992-10-26 1994-10-25 Rossborough Manufacturing Company Desulfurization agent
US5397379A (en) * 1993-09-22 1995-03-14 Oglebay Norton Company Process and additive for the ladle refining of steel
DE19502302C2 (de) * 1995-01-26 1996-12-05 Deumu Deutsche Erz Und Metall Mittel zur Entschwefelung von Eisenschmelzen
US6179895B1 (en) 1996-12-11 2001-01-30 Performix Technologies, Ltd. Basic tundish flux composition for steelmaking processes
DE19654501C1 (de) * 1996-12-18 1998-08-20 Mannesmann Ag Verfahren zur Roheisenentschwefelung
US6989040B2 (en) * 2002-10-30 2006-01-24 Gerald Zebrowski Reclaimed magnesium desulfurization agent
JP4167101B2 (ja) * 2003-03-20 2008-10-15 株式会社神戸製鋼所 粒状金属鉄の製法
US7731778B2 (en) * 2006-03-27 2010-06-08 Magnesium Technologies Corporation Scrap bale for steel making process
FR3018524B1 (fr) * 2014-03-11 2017-03-10 Affival Procede de desulfuration d'une fonte liquide et fil fourre pour sa mise en oeuvre

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1684685A (en) * 1925-01-06 1928-09-18 Elmer H Records Liquid fuel
FR1116581A (fr) * 1953-12-30 1956-05-09 Union Carbide & Carbon Corp Fabrication de la fonte
FR1125154A (fr) 1955-04-28 1956-10-25 Siderurgie Fse Inst Rech Procédé pour désulfurer les métaux en fusion et en particulièr la fonte
FR1166661A (fr) * 1956-02-10 1958-11-13 Union Carbide & Carbon Corp Procédé et agent de traitement de produits ferreux
FR1168646A (fr) 1957-02-21 1958-12-11 Siderurgie Fse Inst Rech Procédé d'insufflation pour désulfurer les métaux en fusion, en particulier la fonte et l'acier
FR1168750A (fr) 1957-03-02 1958-12-15 Siderurgie Fse Inst Rech Affinage des fontes par insufflation de chaux pulvérulente et d'oxygène
US2971833A (en) * 1958-04-09 1961-02-14 Le Magnesium Thermique Soc Process of manufacturing magnesium
US3765848A (en) * 1971-01-22 1973-10-16 G Brent Motor fuel composition
US3957502A (en) * 1971-11-17 1976-05-18 Magnesium Elektron Limited Addition of magnesium to molten metal
US4020798A (en) * 1972-10-27 1977-05-03 Skala Stephen F Internal combustion engine fueled by NaK
US3953198A (en) * 1973-08-03 1976-04-27 N L Industries, Inc. Method for treating molten iron using a magnesium infiltrated metal network
US3969105A (en) * 1974-12-27 1976-07-13 The Dow Chemical Company Treating agent for high melting temperature metals
US4110082A (en) * 1975-02-25 1978-08-29 Michaels Christopher Van Reformed hydrocarbons and alcohols from fuel alloys and reforming agents
US3998625A (en) * 1975-11-12 1976-12-21 Jones & Laughlin Steel Corporation Desulfurization method
US4088454A (en) * 1976-10-26 1978-05-09 Ki Hyun Lee Method for producing a liquid fuel composition
US4081252A (en) * 1976-06-16 1978-03-28 Hans Osborg Method of improving combustion of fuels and fuel compositions
FR2395319A1 (fr) * 1977-06-24 1979-01-19 Sofrem Perfectionnements aux procedes de production de magnesium par voie thermique

Also Published As

Publication number Publication date
JPS56500302A (pt) 1981-03-12
WO1980002565A1 (fr) 1980-11-27
US4364771A (en) 1982-12-21
IT1140849B (it) 1986-10-10
AU532686B2 (en) 1983-10-06
FR2456779B1 (pt) 1984-10-05
IT8021891A0 (it) 1980-05-08
BE883297A (fr) 1980-11-14
MX153816A (es) 1987-01-19
EP0029038A1 (fr) 1981-05-27
EP0029038B1 (fr) 1983-11-30
JPS5942725B2 (ja) 1984-10-17
AR219255A1 (es) 1980-07-31
AU5982480A (en) 1981-01-15
DE3065758D1 (en) 1984-01-05
FR2456779A1 (fr) 1980-12-12
IN152626B (pt) 1984-02-25
ZA802844B (en) 1981-05-27
RO81381A (ro) 1984-11-25
RO81381B (ro) 1984-11-30
CA1150058A (fr) 1983-07-19

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19950512