JPS5388688A - Converter slag modifying method - Google Patents

Converter slag modifying method

Info

Publication number
JPS5388688A
JPS5388688A JP295877A JP295877A JPS5388688A JP S5388688 A JPS5388688 A JP S5388688A JP 295877 A JP295877 A JP 295877A JP 295877 A JP295877 A JP 295877A JP S5388688 A JPS5388688 A JP S5388688A
Authority
JP
Japan
Prior art keywords
converter slag
modifying method
slag
slag modifying
converter
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
JP295877A
Other languages
Japanese (ja)
Other versions
JPS5736963B2 (en
Inventor
Shozo Ariga
Tsutomu Ishita
Shunta Naito
Takeshi Koga
Jitsuo Sasaki
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.)
Hamada Heavy Industries Co Ltd
Nippon Steel Corp
Original Assignee
Hamada Heavy Industries Co Ltd
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 Hamada Heavy Industries Co Ltd, Nippon Steel Corp filed Critical Hamada Heavy Industries Co Ltd
Priority to JP295877A priority Critical patent/JPS5388688A/en
Publication of JPS5388688A publication Critical patent/JPS5388688A/en
Publication of JPS5736963B2 publication Critical patent/JPS5736963B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B3/00—General features in the manufacture of pig-iron
    • C21B3/04—Recovery of by-products, e.g. slag
    • C21B3/06—Treatment of liquid slag
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/02—Physical or chemical treatment of slags
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/05—Apparatus features
    • C21B2400/066—Receptacle features where the slag is treated
    • C21B2400/068—Receptacle features where the slag is treated with a sealed or controlled environment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Furnace Details (AREA)

Abstract

PURPOSE:To eliminate swelling tendency from converter slag and thus modify the slag to construction materials by adding materials contg. a large amt. of slica iron oxide or alumina to the molten slag and at the same time, blowing an oxidizing gas.
JP295877A 1977-01-17 1977-01-17 Converter slag modifying method Granted JPS5388688A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP295877A JPS5388688A (en) 1977-01-17 1977-01-17 Converter slag modifying method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP295877A JPS5388688A (en) 1977-01-17 1977-01-17 Converter slag modifying method

Publications (2)

Publication Number Publication Date
JPS5388688A true JPS5388688A (en) 1978-08-04
JPS5736963B2 JPS5736963B2 (en) 1982-08-06

Family

ID=11543864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP295877A Granted JPS5388688A (en) 1977-01-17 1977-01-17 Converter slag modifying method

Country Status (1)

Country Link
JP (1) JPS5388688A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100398414B1 (en) * 1998-12-23 2003-12-18 주식회사 포스코 A method of reducing expansibility of ld slag by using waste refractory
JP2008120607A (en) * 2006-11-08 2008-05-29 Jfe Steel Kk Method for processing steel slag
CN103361450A (en) * 2012-04-05 2013-10-23 中国钢铁股份有限公司 Far infrared ray radioactive material and method for producing the same
JP2015189601A (en) * 2014-03-27 2015-11-02 Ｊｆｅスチール株式会社 Method of modifying steel slag and steel slag
JP2016033103A (en) * 2014-07-31 2016-03-10 Ｊｆｅスチール株式会社 Method for modifying steel slag
JP2017020058A (en) * 2015-07-07 2017-01-26 Ｊｆｅスチール株式会社 Method of modifying steel slag

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6443463B2 (en) * 2016-01-28 2018-12-26 Ｊｆｅスチール株式会社 Method for modifying steelmaking slag and method for producing steelmaking slag

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52125493A (en) * 1976-04-15 1977-10-21 Kobe Steel Ltd Reformed converter slag and its reforming method
JPS5377896A (en) * 1976-11-25 1978-07-10 Nippon Steel Corp Converter slag treating method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52125493A (en) * 1976-04-15 1977-10-21 Kobe Steel Ltd Reformed converter slag and its reforming method
JPS5377896A (en) * 1976-11-25 1978-07-10 Nippon Steel Corp Converter slag treating method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100398414B1 (en) * 1998-12-23 2003-12-18 주식회사 포스코 A method of reducing expansibility of ld slag by using waste refractory
JP2008120607A (en) * 2006-11-08 2008-05-29 Jfe Steel Kk Method for processing steel slag
CN103361450A (en) * 2012-04-05 2013-10-23 中国钢铁股份有限公司 Far infrared ray radioactive material and method for producing the same
JP2013216559A (en) * 2012-04-05 2013-10-24 China Steel Corp Far infrared radioactive material, and method for manufacturing the same
JP2015189601A (en) * 2014-03-27 2015-11-02 Ｊｆｅスチール株式会社 Method of modifying steel slag and steel slag
JP2016033103A (en) * 2014-07-31 2016-03-10 Ｊｆｅスチール株式会社 Method for modifying steel slag
JP2017020058A (en) * 2015-07-07 2017-01-26 Ｊｆｅスチール株式会社 Method of modifying steel slag

Also Published As

Publication number Publication date
JPS5736963B2 (en) 1982-08-06

Similar Documents

Publication Publication Date Title
JPS5388688A (en) Converter slag modifying method
JPS51147420A (en) Method of preventing breakdown of converter slag and electric furnace slag
SE7611161L (en) REFRACTORY LINING OF STATIONS OR MOVING CANLES FOR RECEIVING THE RAJERN
SE8004627L (en) PROCEDURE FOR REMOVING PHOSPHORUS AND CHEVING FROM CHROME-TACKED IRON
JPS5241606A (en) Method for gasification of coal by using molten slug and molten iron
JPS5438213A (en) Refining method for p,s type free cutting steel
JPS5254608A (en) Process for the operation of convertor
JPS532322A (en) Dephosphorizing agent for molten pig iron
JPS5295592A (en) Hydrogen gas denature apparatus by down draft cupola having furnace body forming ridge line of throwwin materials
ES467157A1 (en) Process for refining non-ferrous matte
JPS532324A (en) Melting and ingot casting of low phosphor chromium steel
JPS52146711A (en) Operation of converter
AU502289B2 (en) Furnace refractory lining
SU570453A1 (en) Gas-permeable refractory brick
JPS54149312A (en) Converter slag making control
JPS5261109A (en) Converter operation method
AU532442B2 (en) Treating furnace slag
JPS5763614A (en) Refining method in top and bottom blowing converter
JPS52112126A (en) Furnace wall of high temperature furnace
ES454305A1 (en) Method for controlling exhaust gases in oxygen blown converter
JPS51149105A (en) A method for building a converter
JPS5792115A (en) Dephosphorization method for molten iron
JPS52126605A (en) Slag coating of furnace wall of converter
JPS5387918A (en) Refining method for low nitrogen steel
JPS53109811A (en) Oxygen steel-making process