JPS5261113A - Desulfurization method of blast furnace slag - Google Patents

Desulfurization method of blast furnace slag

Info

Publication number
JPS5261113A
JPS5261113A JP13703575A JP13703575A JPS5261113A JP S5261113 A JPS5261113 A JP S5261113A JP 13703575 A JP13703575 A JP 13703575A JP 13703575 A JP13703575 A JP 13703575A JP S5261113 A JPS5261113 A JP S5261113A
Authority
JP
Japan
Prior art keywords
blast furnace
furnace slag
slag
desulfurization method
blowing
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP13703575A
Other languages
Japanese (ja)
Other versions
JPS5814484B2 (en
Inventor
Yukiyoshi Ito
Tadaharu Okajima
Yuji Kawachi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
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
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP13703575A priority Critical patent/JPS5814484B2/en
Publication of JPS5261113A publication Critical patent/JPS5261113A/en
Publication of JPS5814484B2 publication Critical patent/JPS5814484B2/en
Expired legal-status Critical Current

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

Abstract

PURPOSE:To decrease sulfur content in blast furnace slag with stability, to utilize above slag as desulfurization agent of pig iron effectively, by blowing in gaseous oxygen to slag stream, discharged from blast furnace, adding fine granular iron ore.
JP13703575A 1975-11-14 1975-11-14 Kourosinodatsuriyuhouhou Expired JPS5814484B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13703575A JPS5814484B2 (en) 1975-11-14 1975-11-14 Kourosinodatsuriyuhouhou

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13703575A JPS5814484B2 (en) 1975-11-14 1975-11-14 Kourosinodatsuriyuhouhou

Publications (2)

Publication Number Publication Date
JPS5261113A true JPS5261113A (en) 1977-05-20
JPS5814484B2 JPS5814484B2 (en) 1983-03-19

Family

ID=15189314

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13703575A Expired JPS5814484B2 (en) 1975-11-14 1975-11-14 Kourosinodatsuriyuhouhou

Country Status (1)

Country Link
JP (1) JPS5814484B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100878671B1 (en) * 2002-10-07 2009-01-13 주식회사 포스코 A method of desulfurization in desulfurization slag of molten iron
KR101277173B1 (en) * 2009-11-10 2013-06-19 주식회사 포스코 Method for desulfurizing of slag

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100878671B1 (en) * 2002-10-07 2009-01-13 주식회사 포스코 A method of desulfurization in desulfurization slag of molten iron
KR101277173B1 (en) * 2009-11-10 2013-06-19 주식회사 포스코 Method for desulfurizing of slag

Also Published As

Publication number Publication date
JPS5814484B2 (en) 1983-03-19

Similar Documents

Publication Publication Date Title
ES453173A1 (en) Apparatus for direct reduction of sulfur-containing iron ore
JPS5261113A (en) Desulfurization method of blast furnace slag
JPS537505A (en) Operating process of blast furnace
GB870184A (en) Improvements in or relating to the refining of steel by the pneumatic process
JPS5521555A (en) Blast method of smelting furnace
GB1252871A (en)
JPS5241605A (en) Coal gasification apparatus
JPS522807A (en) Process for treatment of blast furnace gas ashes
JPS54121216A (en) Desulfurization of molten iron
JPS55107715A (en) Blowing method of dephosphorizer to bottom blowing converter
JPS52156713A (en) Treatment of steel making slag
GB1193391A (en) A Process for the Production of Low Sulphur and Phosphorus Steel from Cast Iron by Using a Synthetic Slag, and a Synthetic Slag Suitable for the Process
JPS52156108A (en) Treatment of blast furnace gas
JPS548195A (en) Reducing method for sulfur compounds generated by blast furnace slag treatment
FR2297914A1 (en) Desulphurisation of molten iron - by treatment in a stream with a slag, desulphurising melt and slag simultaneously
JPS5440216A (en) Hot iron desulfurizing method in torpedo car
GB609850A (en) Improvements in and relating to the desulphurization of pig iron
Volovik Desulphurization Processes with the Injection of Fluxes into the Hearth of a Blast Furnace Operating with Enriched Blast
SU629233A1 (en) Method of producing synthetic slag
JPS5562109A (en) Desulfurizing method for molten pig iron
SU136742A1 (en) The method of producing metals in shaft furnaces
SU395396A1 (en) METHOD FOR DISPOSING OF DOMAIN SLAGS
GB878386A (en) Treatment of molten ferrous metal
JPS5252108A (en) Pocess for efining by converter
GB861238A (en) Process for making steel