FR1280797A - Method of roasting non-magnetic particles of iron ore to obtain magnetic particles - Google Patents

Method of roasting non-magnetic particles of iron ore to obtain magnetic particles

Info

Publication number
FR1280797A
FR1280797A FR845254A FR845254A FR1280797A FR 1280797 A FR1280797 A FR 1280797A FR 845254 A FR845254 A FR 845254A FR 845254 A FR845254 A FR 845254A FR 1280797 A FR1280797 A FR 1280797A
Authority
FR
France
Prior art keywords
magnetic particles
iron ore
roasting
roasting non
obtain magnetic
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.)
Expired
Application number
FR845254A
Other languages
French (fr)
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
Esso Research and Engineering Co
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 Exxon Research and Engineering Co, Esso Research and Engineering Co filed Critical Exxon Research and Engineering Co
Application granted granted Critical
Publication of FR1280797A publication Critical patent/FR1280797A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/015—Pretreatment specially adapted for magnetic separation by chemical treatment imparting magnetic properties to the material to be separated, e.g. roasting, reduction, oxidation
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/146—Multi-step reduction without melting
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
FR845254A 1960-01-11 1960-11-28 Method of roasting non-magnetic particles of iron ore to obtain magnetic particles Expired FR1280797A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US173060A 1960-01-11 1960-01-11

Publications (1)

Publication Number Publication Date
FR1280797A true FR1280797A (en) 1962-01-08

Family

ID=21697545

Family Applications (1)

Application Number Title Priority Date Filing Date
FR845254A Expired FR1280797A (en) 1960-01-11 1960-11-28 Method of roasting non-magnetic particles of iron ore to obtain magnetic particles

Country Status (4)

Country Link
BE (1) BE598980A (en)
DE (1) DE1171364B (en)
FR (1) FR1280797A (en)
GB (1) GB922019A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102631988B (en) * 2012-04-19 2014-06-18 张家港白熊科美机械有限公司 Magnetic-field air-separating device
CN104673994A (en) * 2014-04-30 2015-06-03 内蒙古科技大学 Ore dressing method for roasting magnetized weakly-magnetic iron ores under external-reducer-free conditions
CN110369123A (en) * 2019-08-28 2019-10-25 山西惟泰安全环保工程技术有限公司 A kind of deironing apparatus and technique of refractory material fine powder
CN110369124A (en) * 2019-08-28 2019-10-25 山西惟泰安全环保工程技术有限公司 A kind of deironing apparatus that refractory material is novel and technique
CN111023799B (en) * 2019-10-22 2021-10-19 中国地质科学院矿产综合利用研究所 Novel fluidization magnetization roasting system based on rotary kiln
CN115094180A (en) * 2022-06-23 2022-09-23 中冶赛迪技术研究中心有限公司 Low-carbon rotary hearth furnace and using method thereof
CN115820967B (en) * 2022-12-02 2024-03-12 中冶长天国际工程有限责任公司 Rotary kiln reduction product cooling method and device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2477454A (en) * 1944-09-15 1949-07-26 Dorr Co Process of reducing ferric oxide to ferrosoferric oxide

Also Published As

Publication number Publication date
BE598980A (en)
GB922019A (en) 1963-03-27
DE1171364B (en) 1964-06-04

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