DK289785A - Midler til fjernelse af urenheder fra et smeltet metal og fremgangsmaade til deres fremstilling - Google Patents

Midler til fjernelse af urenheder fra et smeltet metal og fremgangsmaade til deres fremstilling Download PDF

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Publication number
DK289785A
DK289785A DK289785A DK289785A DK289785A DK 289785 A DK289785 A DK 289785A DK 289785 A DK289785 A DK 289785A DK 289785 A DK289785 A DK 289785A DK 289785 A DK289785 A DK 289785A
Authority
DK
Denmark
Prior art keywords
impurities
removal
manufacture
molten metal
molten
Prior art date
Application number
DK289785A
Other languages
English (en)
Other versions
DK289785D0 (da
Inventor
Stewart W Robinson
Roger W Bartram
John A Dehuff
Original Assignee
Boc Group Inc
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 Boc Group Inc filed Critical Boc Group Inc
Publication of DK289785D0 publication Critical patent/DK289785D0/da
Publication of DK289785A publication Critical patent/DK289785A/da

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
    • 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
    • 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

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)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DK289785A 1984-06-27 1985-06-26 Midler til fjernelse af urenheder fra et smeltet metal og fremgangsmaade til deres fremstilling DK289785A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/624,867 US4572737A (en) 1984-06-27 1984-06-27 Agents for the removal of impurities from a molten metal and a process for producing same

Publications (2)

Publication Number Publication Date
DK289785D0 DK289785D0 (da) 1985-06-26
DK289785A true DK289785A (da) 1985-12-28

Family

ID=24503664

Family Applications (1)

Application Number Title Priority Date Filing Date
DK289785A DK289785A (da) 1984-06-27 1985-06-26 Midler til fjernelse af urenheder fra et smeltet metal og fremgangsmaade til deres fremstilling

Country Status (14)

Country Link
US (1) US4572737A (da)
EP (1) EP0170407A1 (da)
JP (1) JPS6119714A (da)
KR (1) KR860000389A (da)
AU (1) AU566024B2 (da)
BR (1) BR8503226A (da)
CA (1) CA1232766A (da)
DK (1) DK289785A (da)
ES (2) ES8609488A1 (da)
FI (1) FI852501L (da)
GB (1) GB2160896B (da)
GR (1) GR851535B (da)
MX (1) MX163613B (da)
ZA (1) ZA854186B (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS641779U (da) * 1987-06-25 1989-01-06
US4781756A (en) * 1987-07-02 1988-11-01 Lithium Corporation Of America Removal of lithium nitride from lithium metal
DE3831831C1 (da) * 1988-09-20 1989-11-02 Skw Trostberg Ag, 8223 Trostberg, De
US4941914A (en) * 1989-05-18 1990-07-17 Elkem Metals Company Desulfurization agent
NO179080C (no) * 1989-05-18 1996-07-31 Elkem Metals Avsvovlingsmiddel og fremgangsmåte for fremstilling av avsvovlingsmiddel
US5078784A (en) * 1990-03-14 1992-01-07 Elkem Metals Company Desulfurization agent
US5149364A (en) * 1990-03-14 1992-09-22 Elkem Metals Company Desulfurization agent
US6372013B1 (en) 2000-05-12 2002-04-16 Marblehead Lime, Inc. Carrier material and desulfurization agent for desulfurizing iron
US7655066B2 (en) * 2005-06-13 2010-02-02 University Of Utah Research Foundation Nitrogen removal from molten metal by slags containing titanium oxides
JP5856185B2 (ja) * 2011-01-15 2016-02-09 アルマメット ゲゼルシャフト ミット ベシュレンクテル ハフツンク 溶銑を脱リンするための剤の使用

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB747471A (en) * 1950-12-18 1956-04-04 Georges Imich Improvements relating to the dispersion of inorganic materials in metals
GB764157A (en) * 1955-02-14 1956-12-19 Fredrik Jorgen Ording Hurum Method for utilizing magnesium for the purpose of desulphurizing and refining a molten metal
US3134667A (en) * 1960-02-05 1964-05-26 Inland Steel Co Pelletizing of iron ore for sintering
US3188195A (en) * 1961-10-05 1965-06-08 Allis Chaimers Mfg Company Pellet of iron ore and flux, and method for making same
DE1433649A1 (de) * 1964-03-03 1969-05-14 Thyssen Huette Ag Verfahren zum Entphosphoren von Roheisen,insbesondere Thomasroheisen
US3721548A (en) * 1968-12-23 1973-03-20 Republic Steel Corp Treatment of iron-containing particles
JPS4827568B1 (da) * 1969-08-13 1973-08-23
US3716352A (en) * 1969-10-24 1973-02-13 Kawasaki Steel Co Sintered desulfurizer for off-furnace use
US3957502A (en) * 1971-11-17 1976-05-18 Magnesium Elektron Limited Addition of magnesium to molten metal
DE2215266C3 (de) * 1972-03-29 1978-04-20 Elektroschmelzwerk Kempten Gmbh, 8000 Muenchen Verfahren zur Beschleunigung der Auflösegeschwindigkeit von Siliciumcarbid in Eisenschmelzen
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
US3885956A (en) * 1974-05-21 1975-05-27 Rheinische Kalksteinwerke Method and composition for the treatment of ferrous melts and process for making the treating composition
JPS5261110A (en) * 1975-11-14 1977-05-20 Aikoh Co Desulfurization of iron melt
US4033762A (en) * 1976-06-03 1977-07-05 Kozo Sato Method for preventing oxidation of melted metal
FR2432550A1 (fr) * 1978-08-04 1980-02-29 Sueddeutsche Kalkstickstoff Procede pour la fabrication d'un melange de desulfuration pulverulent facilement fluidifiable
JPS55110712A (en) * 1979-02-15 1980-08-26 Kawasaki Steel Corp Desulfurizing agent for blowing-in
GB2049736B (en) * 1979-04-19 1983-02-16 Foseco Int Desulphurisation of metals
ES497686A0 (es) * 1979-12-29 1981-11-01 Hoechst Ag Procedimiento para la preparacion de un agente para la de- sulfuracion de masas fundidas metalicas
US4279643A (en) * 1980-04-08 1981-07-21 Reactive Metals & Alloys Corporation Magnesium bearing compositions for and method of steel desulfurization
ZA812968B (en) * 1980-05-10 1982-05-26 Foseco Int Desulphurisation of ferrous melts
DE3111510A1 (de) * 1981-03-24 1982-10-07 Hoechst Ag, 6000 Frankfurt Entschwefelungsgemisch und verfahren zu seiner herstellung
JPS582242A (ja) * 1981-06-24 1983-01-07 Ishizuka Glass Ltd ガラス製品の処理方法
US4401465A (en) * 1982-09-23 1983-08-30 Amax Inc. Magnesium granules coated with fluoride containing flux for desulfurizing steel
EP0109153B1 (en) * 1982-10-16 1986-11-20 Foseco International Limited Calcium oxide based flux compositions
US4462823A (en) * 1982-12-11 1984-07-31 Foseco International Limited Treatment agents for molten steel

Also Published As

Publication number Publication date
JPS6119714A (ja) 1986-01-28
ES550815A0 (es) 1987-03-01
KR860000389A (ko) 1986-01-28
FI852501L (fi) 1985-12-28
GB2160896B (en) 1989-04-05
GB8516122D0 (en) 1985-07-31
ES544566A0 (es) 1986-09-01
FI852501A0 (fi) 1985-06-25
MX163613B (es) 1992-06-05
EP0170407A1 (en) 1986-02-05
ES8703941A1 (es) 1987-03-01
AU4424585A (en) 1986-01-02
GR851535B (da) 1985-11-25
DK289785D0 (da) 1985-06-26
US4572737A (en) 1986-02-25
ES8609488A1 (es) 1986-09-01
GB2160896A (en) 1986-01-02
ZA854186B (en) 1986-02-26
BR8503226A (pt) 1986-03-25
CA1232766A (en) 1988-02-16
AU566024B2 (en) 1987-10-08

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment