BR112019007165A2 - processo para preparação de um concentrado de metais, metais raros e metais de terras raras a partir de resíduos de produção de alumina por processo bayer ou a partir de materiais com uma composição química similar aos ditos resíduos, e refino do concentrado assim obtido - Google Patents

processo para preparação de um concentrado de metais, metais raros e metais de terras raras a partir de resíduos de produção de alumina por processo bayer ou a partir de materiais com uma composição química similar aos ditos resíduos, e refino do concentrado assim obtido

Info

Publication number
BR112019007165A2
BR112019007165A2 BR112019007165A BR112019007165A BR112019007165A2 BR 112019007165 A2 BR112019007165 A2 BR 112019007165A2 BR 112019007165 A BR112019007165 A BR 112019007165A BR 112019007165 A BR112019007165 A BR 112019007165A BR 112019007165 A2 BR112019007165 A2 BR 112019007165A2
Authority
BR
Brazil
Prior art keywords
metal
concentrate
residues
rare
materials
Prior art date
Application number
BR112019007165A
Other languages
English (en)
Inventor
Imerito Aldo
Original Assignee
Ecotec Gestione Impianti S R L
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 Ecotec Gestione Impianti S R L filed Critical Ecotec Gestione Impianti S R L
Publication of BR112019007165A2 publication Critical patent/BR112019007165A2/pt

Links

Classifications

    • 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
    • C22B59/00—Obtaining rare earth metals
    • 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
    • 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
    • C22B1/02—Roasting processes
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/065—Nitric acids or salts thereof
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
    • C22B3/384—Pentavalent phosphorus oxyacids, esters thereof
    • C22B3/3846—Phosphoric acid, e.g. (O)P(OH)3
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/001—Dry processes
    • C22B7/004—Dry processes separating two or more metals by melting out (liquation), i.e. heating above the temperature of the lower melting metal component(s); by fractional crystallisation (controlled freezing)
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C22B7/007—Wet processes by acid leaching
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C22B7/008—Wet processes by an alkaline or ammoniacal leaching
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/04—Working-up slag
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • C22B9/023—By filtering
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Manufacture Of Iron (AREA)
  • Furnace Details (AREA)

Abstract

trata-se de um processo multiestágio para a preparação de um concentrado de metais, metais raros e metais de terras raras a partir de resíduos de produção de alumina por processo bayer (lama vermelha), ou a partir de materiais com uma composição química similar à lama vermelha, e de um processo multiestágio para separar os elementos de interesse, transformá-los em produtos simples para serem reutilizados no processo bayer e/ou enviá-los para respectivos mercados de referência. a única figura anexa mostra o diagrama de blocos simplificado da invenção, em termos de sua definição mais extensa.
BR112019007165A 2016-10-11 2017-10-03 processo para preparação de um concentrado de metais, metais raros e metais de terras raras a partir de resíduos de produção de alumina por processo bayer ou a partir de materiais com uma composição química similar aos ditos resíduos, e refino do concentrado assim obtido BR112019007165A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102016000101809A IT201600101809A1 (it) 2016-10-11 2016-10-11 Procedimento per la preparazione di un concentrato contenente metalli, metalli rari e terre rare da residui generati nella filiera di produzione dell’allumina tramite il processo Bayer, o da materiali di composizione chimica similare, e affinamento del concentrato così ottenibile.
PCT/IT2017/000213 WO2018069945A1 (en) 2016-10-11 2017-10-03 Process for the preparation of a concentrate of metals, rare metals and rare earth metals from residues of alumina production by bayer process or from materials with a chemical composition similar to said residues, and refinement of the concentrate so obtained

Publications (1)

Publication Number Publication Date
BR112019007165A2 true BR112019007165A2 (pt) 2019-06-25

Family

ID=57960711

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112019007165A BR112019007165A2 (pt) 2016-10-11 2017-10-03 processo para preparação de um concentrado de metais, metais raros e metais de terras raras a partir de resíduos de produção de alumina por processo bayer ou a partir de materiais com uma composição química similar aos ditos resíduos, e refino do concentrado assim obtido

Country Status (8)

Country Link
US (1) US20190309392A1 (pt)
EP (1) EP3526353B1 (pt)
JP (1) JP7018063B2 (pt)
AU (1) AU2017343891B2 (pt)
BR (1) BR112019007165A2 (pt)
HU (1) HUE060670T2 (pt)
IT (1) IT201600101809A1 (pt)
WO (1) WO2018069945A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11186894B2 (en) 2017-11-20 2021-11-30 Purdue Research Foundation Preparation of rare earth metals and other chemicals from industrial waste coal ash
CN109207737B (zh) * 2018-11-23 2020-02-07 湖南景翌湘台环保高新技术开发有限公司 一种从废稀土抛光粉中提取铝、氧化硅和稀土的方法
KR102428680B1 (ko) * 2021-08-02 2022-08-03 주식회사 제이케이메탈소재 폐 슬래그를 재활용한 구 형상의 알루미나 볼 제조 방법
CN114672818A (zh) * 2022-03-25 2022-06-28 华北理工大学 一种利用赤泥制备铁铝硅-碳化硅复合材料的方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5030424A (en) * 1989-04-03 1991-07-09 Alcan International Limited Recovery of rare earth elements from Bayer process red mud
US7282187B1 (en) 1996-03-26 2007-10-16 Caboi Corporation Recovery of metal values
GB0313886D0 (en) * 2003-06-16 2003-07-23 Jha Animesh Extraction route for Ti02 and alumina from bauxite and bauxitic residues,and titaniferrous deposits and wastes
US7347895B2 (en) * 2004-09-16 2008-03-25 United States Gypsum Company Flexible hydraulic compositions
GB2454231B (en) 2007-11-01 2012-10-03 Advanced Mineral Recovery Technologies Ltd Method of and system for processing red mud
US8501125B2 (en) * 2008-10-08 2013-08-06 Expansion Energy, Llc System and method of carbon capture and sequestration, environmental remediation, and metals recovery
JP5226579B2 (ja) * 2009-03-27 2013-07-03 株式会社神鋼環境ソリューション ガス化溶融炉の運転方法
US9023301B2 (en) * 2012-01-10 2015-05-05 Orbite Aluminae Inc. Processes for treating red mud
JP5598631B2 (ja) * 2012-03-30 2014-10-01 日本軽金属株式会社 希土類元素の回収方法
KR101450658B1 (ko) * 2012-11-20 2014-10-21 한국지질자원연구원 용융 환원법을 이용한 희토류 농축 방법
ITRM20130380A1 (it) * 2013-06-28 2014-12-29 Ecotec Gestione Impianti S R L Procedimento per la estrazione, dalla bauxite, dai fanghi rossi, provenienti dalla lavorazione della bauxite, e da materiali chimicamente simili, di prodotti di interesse industriale separati tra loro.
CN103667728B (zh) 2013-12-10 2015-09-30 中国铝业股份有限公司 从赤泥炉渣中回收钪的方法
CN104988322B (zh) * 2015-08-04 2018-01-02 江苏省冶金设计院有限公司 赤泥和钢渣的综合处理方法
CN109874342A (zh) * 2015-10-30 2019-06-11 Ii－Vi 有限公司 复合萃取剂增强的聚合物树脂、其制备方法及其萃取（一种或多种）贵重金属的用途

Also Published As

Publication number Publication date
US20190309392A1 (en) 2019-10-10
IT201600101809A1 (it) 2018-04-11
JP2019529721A (ja) 2019-10-17
AU2017343891B2 (en) 2022-08-11
WO2018069945A1 (en) 2018-04-19
JP7018063B2 (ja) 2022-02-09
AU2017343891A1 (en) 2019-05-02
EP3526353B1 (en) 2022-08-31
EP3526353A1 (en) 2019-08-21
HUE060670T2 (hu) 2023-04-28

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