SE437273B - Forfarande for avlegsnande av fosfor och kveve ur kromhaltigt tackjern - Google Patents

Forfarande for avlegsnande av fosfor och kveve ur kromhaltigt tackjern

Info

Publication number
SE437273B
SE437273B SE8004627A SE8004627A SE437273B SE 437273 B SE437273 B SE 437273B SE 8004627 A SE8004627 A SE 8004627A SE 8004627 A SE8004627 A SE 8004627A SE 437273 B SE437273 B SE 437273B
Authority
SE
Sweden
Prior art keywords
slag
weight
iron
oxides
compound selected
Prior art date
Application number
SE8004627A
Other languages
English (en)
Swedish (sv)
Other versions
SE8004627L (sv
Inventor
S Maruhashi
M Hasegawa
T Yamauchi
Original Assignee
Nisshin Steel Co Ltd
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 Nisshin Steel Co Ltd filed Critical Nisshin Steel Co Ltd
Publication of SE8004627L publication Critical patent/SE8004627L/
Publication of SE437273B publication Critical patent/SE437273B/sv

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
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/02—Making special pig-iron, e.g. by applying additives, e.g. oxides of other metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (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)
SE8004627A 1979-06-29 1980-06-23 Forfarande for avlegsnande av fosfor och kveve ur kromhaltigt tackjern SE437273B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8128579A JPS565910A (en) 1979-06-29 1979-06-29 Dephosphorizing method of pig iron containing chromium

Publications (2)

Publication Number Publication Date
SE8004627L SE8004627L (sv) 1980-12-30
SE437273B true SE437273B (sv) 1985-02-18

Family

ID=13742095

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8004627A SE437273B (sv) 1979-06-29 1980-06-23 Forfarande for avlegsnande av fosfor och kveve ur kromhaltigt tackjern

Country Status (6)

Country Link
US (1) US4290803A (enExample)
JP (1) JPS565910A (enExample)
DE (1) DE3024308C2 (enExample)
FR (1) FR2460336A1 (enExample)
GB (1) GB2057015B (enExample)
SE (1) SE437273B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58151416A (ja) * 1982-03-03 1983-09-08 Sumitomo Metal Ind Ltd クロムを含む溶融鉄合金の脱燐・脱硫方法
JPS5947349A (ja) * 1982-09-09 1984-03-17 Sumitomo Metal Ind Ltd クロムを含む溶融鉄合金の脱燐・脱硫方法
JPS59211519A (ja) * 1983-05-18 1984-11-30 Nisshin Steel Co Ltd 低ｐ含クロム鋼の製造法
IT1234939B (it) * 1985-12-06 1992-06-02 Centro Speriment Metallurg Procedimento per la riduzione del contenuto di impurezze nella ghisa
CA2035886C (en) * 1989-07-08 2000-10-17 Yoshio Nakajima Method for dephosphorization of chromium-containing molten pig iron with reduced oxidation loss of chromium

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3172756A (en) * 1965-03-09 Process of dephosphorizing pig iron
US2333741A (en) * 1942-09-29 1943-11-09 Electro Metallurg Co Manufacture of cast iron
US2504802A (en) * 1944-09-27 1950-04-18 Westinghouse Electric Corp Brazing flux
FR1062328A (fr) * 1951-08-30 1954-04-21 Procédé pour la déphosphoration de métaux, par exemple de la fonte et ins?ons pour la mise en oeuvre de ce procédé
US3179540A (en) * 1963-05-21 1965-04-20 Asinovskaja Gnesja Abramovna Flux for soldering and low-temperature soldering-welding of cast iron by brass solders
FR2096985A7 (en) * 1970-07-23 1972-03-03 Eurossid Desulphurisation and dephosphorisation of ferrous metal - - by direct addn to melt in casting ladle
US3942977A (en) * 1975-03-24 1976-03-09 Foote Mineral Company Process for making iron or steel utilizing lithium containing material as auxiliary slag formers
US3998624A (en) * 1975-10-06 1976-12-21 Mercier Corporation Slag fluidizing agent and method of using same for iron and steel-making processes
JPS5910974B2 (ja) * 1976-03-03 1984-03-13 新日本製鐵株式会社 溶銑の脱燐方法
FR2366365A1 (fr) * 1976-09-30 1978-04-28 Sumitomo Metal Ind Procede de dephosphoration de la fonte liquide

Also Published As

Publication number Publication date
FR2460336A1 (fr) 1981-01-23
US4290803A (en) 1981-09-22
DE3024308C2 (de) 1983-08-11
DE3024308A1 (de) 1981-02-26
JPS565910A (en) 1981-01-22
GB2057015A (en) 1981-03-25
GB2057015B (en) 1983-01-12
FR2460336B1 (enExample) 1984-05-04
SE8004627L (sv) 1980-12-30

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