JPS53103915A - Beneficiation method of direct iron making process - Google Patents

Beneficiation method of direct iron making process

Info

Publication number
JPS53103915A
JPS53103915A JP1843077A JP1843077A JPS53103915A JP S53103915 A JPS53103915 A JP S53103915A JP 1843077 A JP1843077 A JP 1843077A JP 1843077 A JP1843077 A JP 1843077A JP S53103915 A JPS53103915 A JP S53103915A
Authority
JP
Japan
Prior art keywords
ore
making process
iron making
beneficiation method
direct iron
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.)
Pending
Application number
JP1843077A
Other languages
Japanese (ja)
Inventor
Kimiaki Otawa
Yasuo Fukada
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP1843077A priority Critical patent/JPS53103915A/en
Publication of JPS53103915A publication Critical patent/JPS53103915A/en
Pending legal-status Critical Current

Links

Landscapes

  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)

Abstract

PURPOSE: To upgrade low grade ore and reduce pellet production cost by reduction roasting hematite ore with the reducing components contained in exhaust gas of a reducing furnace to change the same to magnetite ore, crushing the ore and magnetically separating the same.
COPYRIGHT: (C)1978,JPO&Japio
JP1843077A 1977-02-22 1977-02-22 Beneficiation method of direct iron making process Pending JPS53103915A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1843077A JPS53103915A (en) 1977-02-22 1977-02-22 Beneficiation method of direct iron making process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1843077A JPS53103915A (en) 1977-02-22 1977-02-22 Beneficiation method of direct iron making process

Publications (1)

Publication Number Publication Date
JPS53103915A true JPS53103915A (en) 1978-09-09

Family

ID=11971420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1843077A Pending JPS53103915A (en) 1977-02-22 1977-02-22 Beneficiation method of direct iron making process

Country Status (1)

Country Link
JP (1) JPS53103915A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1063228C (en) * 1998-07-30 2001-03-14 刘启贤 Magnetism-retained reduction calcining regime for siderite, aetite and haematite mixed iron ore
US6402807B1 (en) 1998-04-20 2002-06-11 Takeo Misao Method for wet smelting of iron family metal bearing ores
CN102220481A (en) * 2011-05-26 2011-10-19 山东乾舜矿冶科技股份有限公司 Process for extracting iron from high-silicon aluminum haematite
CN103773947A (en) * 2014-01-15 2014-05-07 中南大学 Method for removing silicon impurities in iron ore concentrate to improve grade of iron
CN107151737A (en) * 2017-07-05 2017-09-12 江苏省冶金设计院有限公司 It is a kind of to handle the system and method that hematite-type difficulty selects iron material
WO2018186066A1 (en) * 2017-04-05 2018-10-11 株式会社神戸製鋼所 Method for pretreating iron-making starting material
WO2023162728A1 (en) * 2022-02-28 2023-08-31 株式会社神戸製鋼所 Iron source production method
WO2023162729A1 (en) * 2022-02-28 2023-08-31 株式会社神戸製鋼所 Iron source production method

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6402807B1 (en) 1998-04-20 2002-06-11 Takeo Misao Method for wet smelting of iron family metal bearing ores
CN1063228C (en) * 1998-07-30 2001-03-14 刘启贤 Magnetism-retained reduction calcining regime for siderite, aetite and haematite mixed iron ore
CN102220481A (en) * 2011-05-26 2011-10-19 山东乾舜矿冶科技股份有限公司 Process for extracting iron from high-silicon aluminum haematite
WO2012159342A1 (en) * 2011-05-26 2012-11-29 山东乾舜矿冶科技股份有限公司 Process for extracting iron from high silicon alumohematite
CN103773947A (en) * 2014-01-15 2014-05-07 中南大学 Method for removing silicon impurities in iron ore concentrate to improve grade of iron
CN103773947B (en) * 2014-01-15 2016-01-20 中南大学 A kind of method removing sila matter lifting Iron grade in iron ore concentrate
WO2018186066A1 (en) * 2017-04-05 2018-10-11 株式会社神戸製鋼所 Method for pretreating iron-making starting material
CN107151737A (en) * 2017-07-05 2017-09-12 江苏省冶金设计院有限公司 It is a kind of to handle the system and method that hematite-type difficulty selects iron material
WO2023162728A1 (en) * 2022-02-28 2023-08-31 株式会社神戸製鋼所 Iron source production method
WO2023162729A1 (en) * 2022-02-28 2023-08-31 株式会社神戸製鋼所 Iron source production method

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