BE878016A - Procede de fabrication de melanges de desulfuration pulverulents aisement fluidisables - Google Patents

Procede de fabrication de melanges de desulfuration pulverulents aisement fluidisables

Info

Publication number
BE878016A
BE878016A BE0/196556A BE196556A BE878016A BE 878016 A BE878016 A BE 878016A BE 0/196556 A BE0/196556 A BE 0/196556A BE 196556 A BE196556 A BE 196556A BE 878016 A BE878016 A BE 878016A
Authority
BE
Belgium
Prior art keywords
desulfuration
mixtures
manufacturing
pulverulent
easily fluidizable
Prior art date
Application number
BE0/196556A
Other languages
English (en)
Original Assignee
Sueddeutsche Kalkstickstoff
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 Sueddeutsche Kalkstickstoff filed Critical Sueddeutsche Kalkstickstoff
Publication of BE878016A publication Critical patent/BE878016A/fr

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)
  • Lubricants (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
BE0/196556A 1978-08-04 1979-08-01 Procede de fabrication de melanges de desulfuration pulverulents aisement fluidisables BE878016A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2834216 1978-08-04

Publications (1)

Publication Number Publication Date
BE878016A true BE878016A (fr) 1979-12-03

Family

ID=6046218

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/196556A BE878016A (fr) 1978-08-04 1979-08-01 Procede de fabrication de melanges de desulfuration pulverulents aisement fluidisables

Country Status (9)

Country Link
US (1) US4260413A (fr)
JP (1) JPS5521599A (fr)
BE (1) BE878016A (fr)
CA (1) CA1140907A (fr)
FR (1) FR2432550A1 (fr)
GB (1) GB2032461A (fr)
NL (1) NL7905292A (fr)
SE (1) SE7906086L (fr)
ZA (1) ZA793547B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2952686A1 (de) * 1979-12-29 1981-07-02 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen
JPS56158827A (en) * 1980-05-10 1981-12-07 Nippon Carbide Ind Co Ltd Powdered composition for desulfurizing agent
JPS56163213A (en) * 1980-05-20 1981-12-15 Nippon Carbide Ind Co Ltd Desulfurizer powder composition for molten iron
DE3022752A1 (de) * 1980-06-18 1982-01-14 Skw Trostberg Ag, 8223 Trostberg Entschwefelungsmittel
DE3110569A1 (de) * 1981-03-18 1982-12-30 Skw Trostberg Ag, 8223 Trostberg Verfahren zur verhinderung des ueberschaeumens beim frischen von roheisen sowie zur erniedrigung des phosphorgehaltes, mittel und vorrichtung zur durchfuehrung des verfahrens
US4572737A (en) * 1984-06-27 1986-02-25 The Boc Group, Inc. Agents for the removal of impurities from a molten metal and a process for producing same
BR8606249A (pt) * 1985-12-17 1987-09-29 Sueddeutsche Kalkstickstoff Composicao finamente granulada para a dessulfuracao de ferro fundido e processo para sua preparacao
US5078784A (en) * 1990-03-14 1992-01-07 Elkem Metals Company Desulfurization agent
NO179080C (no) * 1989-05-18 1996-07-31 Elkem Metals Avsvovlingsmiddel og fremgangsmåte for fremstilling av avsvovlingsmiddel
US4941914A (en) * 1989-05-18 1990-07-17 Elkem Metals Company Desulfurization agent
US5149364A (en) * 1990-03-14 1992-09-22 Elkem Metals Company Desulfurization agent
CA2054244C (fr) * 1991-10-25 2000-08-01 Bruce James Barker Reactif de desulfuration en poudre et procede d'utilisation connexe
RU2164954C1 (ru) * 1999-10-22 2001-04-10 Магнитогорский государственный технический университет им. Г.И. Носова Способ десульфурации шлака
JP2003046094A (ja) * 2001-07-27 2003-02-14 Sanyo Electric Co Ltd ショットキーバリアダイオードおよびその製造方法
US6989040B2 (en) * 2002-10-30 2006-01-24 Gerald Zebrowski Reclaimed magnesium desulfurization agent
US20050056120A1 (en) * 2003-09-15 2005-03-17 Flores-Morales Jose Ignacio Desulphurization of ferrous materials using sodium silicate
US20050066772A1 (en) * 2003-09-26 2005-03-31 Flores-Morales Jose Ignacio Desulphurization of ferrous materials using glass cullet
RU2368668C1 (ru) * 2008-02-05 2009-09-27 Государственное образовательное учреждение Высшего профессионального образования Липецкий государственный технический университет (ГОУ ВПО ЛГТУ) Способ десульфурации чугуна, выплавленного в индукционной печи с кислой футеровкой

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE747029C (de) * 1939-06-20 1944-09-04 Thyssen Huette Ag Verfahren zur Entschwefelung von Roheisenbaedern
FR1010183A (fr) * 1950-01-21 1952-06-09 Stora Koparbergs Aktiebolag Procédé de désulfuration du fer et des alliages ferreux
US2863755A (en) * 1957-04-22 1958-12-09 Union Carbide Corp Oil-treated calcium carbide for desulfurization of iron
SE345141B (fr) * 1967-12-29 1972-05-15 Koninklijke Hoogovens En Staal
DE1758250B1 (de) * 1968-04-29 1971-10-28 Sueddeutsche Kalkstickstoff Mittel zum Entschwefeln von Eisenschmelzen
BE791502A (fr) * 1971-11-17 1973-03-16 Magnesium Elektron Ltd Addition de magnesium a du metal en fusion
US3957502A (en) * 1971-11-17 1976-05-18 Magnesium Elektron Limited Addition of magnesium to molten metal
US3876421A (en) * 1972-11-09 1975-04-08 Nippon Steel Corp Process for desulfurization of molten pig iron
GB1415150A (en) * 1972-11-16 1975-11-26 Magnesium Elektron Ltd Addition of magnesium to molten metal
DE2301987A1 (de) * 1973-01-16 1974-07-25 Polysius Ag Verfahren zum entschwefeln von fluessigem roheisen
DE2326539C3 (de) * 1973-05-24 1975-11-13 Sueddeutsche Kalkstickstoff-Werke Ag, 8223 Trostberg Verfahren zur Herstellung eines Entschwefelungsgemisches für Eisenschmelzen aus Calciumcarbid und mindestens einem wasserhaltigen Stoff
DE2337957A1 (de) * 1973-07-26 1975-02-06 Polysius Ag Verfahren zum entschwefeln von fluessigem roheisen
CH573276A5 (fr) * 1974-01-29 1976-03-15 Concast Ag
US3955966A (en) * 1974-03-06 1976-05-11 August Thyssen-Hutte Ag Method for dispensing a fluidizable solid from a pressure vessel
DE2500497C2 (de) * 1975-01-08 1977-03-31 Sueddeutsche Kalkstickstoff Mittel zum entschwefeln von eisenschmelzen und verfahren zu seiner anwendung
JPS5254609A (en) * 1975-10-31 1977-05-04 Nippon Carbide Ind Co Ltd Composite for desulfurizing molten cast iron
JPS5261110A (en) * 1975-11-14 1977-05-20 Aikoh Co Desulfurization of iron melt
DE2708424C2 (de) * 1977-02-26 1987-03-19 Skw Trostberg Ag, 8223 Trostberg Verfahren zur Entschwefelung von Roheisenschmelzen
DE2741588C2 (de) * 1977-09-15 1985-02-07 Skw Trostberg Ag, 8223 Trostberg Mittel zum Entschwefeln von Eisenschmelzen

Also Published As

Publication number Publication date
US4260413A (en) 1981-04-07
GB2032461A (en) 1980-05-08
NL7905292A (nl) 1980-02-06
SE7906086L (sv) 1980-02-05
FR2432550A1 (fr) 1980-02-29
ZA793547B (en) 1980-12-31
JPS5521599A (en) 1980-02-15
CA1140907A (fr) 1983-02-08

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: SKW TROSTBERG A.G.

Effective date: 19990801