BR112015009205A2 - Processo de concentração de minério de ferro com circuito de moagem seco, deslamagem seca e concentração seca - Google Patents

Processo de concentração de minério de ferro com circuito de moagem seco, deslamagem seca e concentração seca

Info

Publication number
BR112015009205A2
BR112015009205A2 BR112015009205A BR112015009205A BR112015009205A2 BR 112015009205 A2 BR112015009205 A2 BR 112015009205A2 BR 112015009205 A BR112015009205 A BR 112015009205A BR 112015009205 A BR112015009205 A BR 112015009205A BR 112015009205 A2 BR112015009205 A2 BR 112015009205A2
Authority
BR
Brazil
Prior art keywords
dry
concentration
iron ore
slaming
circuit
Prior art date
Application number
BR112015009205A
Other languages
English (en)
Other versions
BR112015009205B1 (pt
Inventor
Donizetti Donda Joaquim
Original Assignee
Vale S/A
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=49578051&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112015009205(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Vale S/A filed Critical Vale S/A
Publication of BR112015009205A2 publication Critical patent/BR112015009205A2/pt
Publication of BR112015009205B1 publication Critical patent/BR112015009205B1/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
    • B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
    • 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
    • B03C1/002—High gradient magnetic separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/0056—Other disintegrating devices or methods specially adapted for specific materials not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Disintegrating Or Milling (AREA)

Abstract

PROCESSO DE CONCENTRAÇÃO DE MINÉRIO DE FERRO COM CIRCUITO DE MOAGEM SECO, DESLAMAGEM SECA E CONCENTRAÇÃO SECA. A presente invenção descreve um processo vantajoso e eficaz para a concentração de minérios de ferro, que pode ser totalmente seco ou misto, parte do processo sendo seco, parte molhada, melhorando assim a eficiência do processo como um todo pelo aumento da recuperação de concentrações e aumento da vida útil das minas.
BR112015009205-5A 2012-10-26 2013-10-11 Processo de concentração de minério de ferro com circuito de moagemseco, deslamagem seca e concentração seca BR112015009205B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261719143P 2012-10-26 2012-10-26
US61/719,143 2012-10-26
PCT/BR2013/000411 WO2014063211A1 (en) 2012-10-26 2013-10-11 Iron ore concentration process with grinding circuit, dry desliming and dry or mixed (dry and wet) concentration

Publications (2)

Publication Number Publication Date
BR112015009205A2 true BR112015009205A2 (pt) 2017-08-22
BR112015009205B1 BR112015009205B1 (pt) 2019-09-24

Family

ID=49578051

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015009205-5A BR112015009205B1 (pt) 2012-10-26 2013-10-11 Processo de concentração de minério de ferro com circuito de moagemseco, deslamagem seca e concentração seca

Country Status (8)

Country Link
US (1) US10207275B2 (pt)
AR (1) AR093114A1 (pt)
AU (1) AU2013334500C1 (pt)
BR (1) BR112015009205B1 (pt)
CA (1) CA2889014C (pt)
IN (1) IN2015DN03974A (pt)
TW (1) TWI642792B (pt)
WO (1) WO2014063211A1 (pt)

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US10864528B2 (en) * 2016-05-11 2020-12-15 Anglo American Services (UK) Ltd. Reducing the need for tailings storage dams in the iron ore industry
US10758919B2 (en) * 2016-05-11 2020-09-01 Anglo American Services (Uk) Ltd Reducing the need for tailings storage dams in mineral flotation
CN106111658A (zh) * 2016-06-23 2016-11-16 含山县永帮再生资源利用有限公司 一种使用铸造汽车缸盖的废渣制备锚垫板的方法
CN107233998A (zh) * 2017-07-05 2017-10-10 徐忠 一种从尾砂中提取铁精粉、磁铁矿的方法
CN109201277A (zh) * 2018-09-20 2019-01-15 鞍钢集团矿业有限公司 一种鞍山式贫磁铁矿尾矿高效回收再选工艺
EP3880855A4 (en) * 2018-11-14 2022-08-31 IB Operations Pty Ltd METHOD AND APPARATUS FOR THE TREATMENT OF MAGNETITE
EA202192790A1 (ru) * 2019-04-15 2022-01-27 Эф-Эл-Смидт А/С Система и способ сухого помола для сокращения обезвоживания отходов, повышения эффективности флотации, получения более сухих отходов и предотвращения засорения фильтрующей среды
BR102019015709B1 (pt) * 2019-07-30 2023-05-16 Vale S.A Processo de cominuição de minério de ferro ou produtos de minério de ferro a umidade natural
BR102020023390B1 (pt) * 2020-11-16 2021-10-05 Vale S.A. Método e sistema para remoção de partículas de minério de ferro aderidas por histerese magnética a uma matriz magnética de um separador magnético vertical
CN114534904A (zh) * 2022-01-28 2022-05-27 江苏金红新材料股份有限公司 一种细粒嵌布石榴石矿的选矿方法

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Also Published As

Publication number Publication date
US10207275B2 (en) 2019-02-19
AR093114A1 (es) 2015-05-20
WO2014063211A1 (en) 2014-05-01
CA2889014C (en) 2019-11-26
TWI642792B (zh) 2018-12-01
BR112015009205B1 (pt) 2019-09-24
US20140117125A1 (en) 2014-05-01
AU2013334500B2 (en) 2017-08-24
CA2889014A1 (en) 2014-05-01
TW201430140A (zh) 2014-08-01
AU2013334500C1 (en) 2019-03-07
AU2013334500A1 (en) 2015-05-14
IN2015DN03974A (pt) 2015-10-02

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