FI122831B - Förfarande för behandling av spodumen - Google Patents

Förfarande för behandling av spodumen Download PDF

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Publication number
FI122831B
FI122831B FI20100215A FI20100215A FI122831B FI 122831 B FI122831 B FI 122831B FI 20100215 A FI20100215 A FI 20100215A FI 20100215 A FI20100215 A FI 20100215A FI 122831 B FI122831 B FI 122831B
Authority
FI
Finland
Prior art keywords
fluidized bed
gas
bed reactor
spodumene
fed
Prior art date
Application number
FI20100215A
Other languages
English (en)
Finnish (fi)
Other versions
FI20100215A (sv
FI20100215A0 (sv
Inventor
Maija-Leena Metsaerinta
Original Assignee
Outotec Oyj
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 Outotec Oyj filed Critical Outotec Oyj
Publication of FI20100215A0 publication Critical patent/FI20100215A0/sv
Priority to FI20100215A priority Critical patent/FI122831B/sv
Priority to CN201180025128.8A priority patent/CN102906022B/zh
Priority to EP11786184.9A priority patent/EP2576446A4/en
Priority to PCT/FI2011/050440 priority patent/WO2011148040A1/en
Priority to AU2011257091A priority patent/AU2011257091B2/en
Priority to EA201291185A priority patent/EA201291185A1/ru
Priority to BR112012029597A priority patent/BR112012029597A2/pt
Priority to US13/643,502 priority patent/US9068240B2/en
Priority to CA2796473A priority patent/CA2796473C/en
Publication of FI20100215A publication Critical patent/FI20100215A/sv
Application granted granted Critical
Publication of FI122831B publication Critical patent/FI122831B/sv
Priority to CL2012003278A priority patent/CL2012003278A1/es

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
    • C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/10—Obtaining alkali metals
    • C22B26/12—Obtaining lithium
    • 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
    • C22B1/10—Roasting processes in fluidised form
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/005—Fluidised bed combustion apparatus comprising two or more beds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/02—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed
    • F23C10/04—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone
    • F23C10/08—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases
    • F23C10/10—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases the separation apparatus being located outside the combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/18—Details; Accessories
    • F23C10/28—Control devices specially adapted for fluidised bed, combustion apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C2206/00—Fluidised bed combustion
    • F23C2206/10—Circulating fluidised bed
    • F23C2206/103—Cooling recirculating particles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
    • F23C2900/10001—Use of special materials for the fluidized bed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
    • F23L2900/07006—Control of the oxygen supply
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Claims (11)

1. Förfarande för termisk behandling av α-spodumen eller litium-aluminiumsilikat, varmed det görs tili lösligt β-spodumen som är 5 förmänligare för fortsatt behandling, kännetecknat därav, att finfördelat koncentrat eller malm med en kornstorlek av 20-1000 pm processas i en virvelbäddsreaktor vid en temperatur av 800-1000 °C med användning av syrehaltig gas som flotationsgas, varvid virvelbäddens temperatur väljs enligt spodumenets och bränslets 10 föroreningar sä att bildandet av alltför Stora, över 15 %, smältfaser undviks i virvelbädden.
2. Förfarande enligt patentkrav 1, kännetecknat därav, att tili virvelbäddsreaktorn mätäs syrehaltig flotationsgas beroende pä 15 ingängsmaterialets kornstorlek pä sä vis, att gasens frirymdshastighet är 0,3-1 m/s.
3. Förfarande enligt patentkrav 1 eller 2, kännetecknat därav, att mängden av syre som ingär i den syrehaltiga flotationsgas som mätäs 20 tili virvelbäddsreaktorn är i överensstämmelse med den mängd av syre som behövs för syresättningen av den för upphettningen av virvelbädden behövliga bränslemängden. o
4. Förfarande enligt patentkrav 1, 2 eller 3, kännetecknat därav, att ^ 25 virvelbädden är en bubblande bädd. o
^ 5. Förfarande enligt patentkrav 1, 2, 3 eller 4, kännetecknat därav, att CC spodumenets uppehällstid i virvelbädden är högst en timme, LO ^ företrädesvis 15 minuter - 1 timme. o o 30
^ 6. Förfarande enligt patentkrav 1, kännetecknat därav, att energin som ingär i den heta gas som avlägsnas ur virvelbäddsreaktorn utnyttjas vid torkningen och förvärmningen av materialet som matas till virvelbäddsreaktorn.
7. Förfarande enligt patentkrav 4, kännetecknat därav, att atminstone 5 en del av dammet som tillvaratagits med en cyklon och ett fiberfilter ur gasen som avlägsnas ur virvelbäddsreaktorn aterförs till den bubblande virvelbädden.
8. Förfarande enligt patentkrav 4, kännetecknat därav, att bränsle i form 10 av vätska eller gas eller fast bränsle matas med lansar till den bubblande virvelbädden som bränsle.
9. Förfarande enligt patentkrav 1, kännetecknat därav, att den värmeenergi som ingar i produkten som lämnar virvelbäddsreaktorn 15 utnyttjas i produktens virvelbäddskylare vid förvärmningen av bränsle- /flotationsluften som matas till virvelbäddsreaktorn.
10. Förfarande enligt patentkrav 9, kännetecknat därav, att ur den heta syrehaltiga gas som lämnar virvelbäddskylaren tillvaratas damm innan 20 gasen matas till virvelbäddsreaktorn.
11. Förfarande enligt patentkrav 9 eller 10, kännetecknat därav, att virvelbäddskylarens damm förenas med produkten. δ (M o X cn CL in δ o o δ (M
FI20100215A 2010-05-25 2010-05-25 Förfarande för behandling av spodumen FI122831B (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI20100215A FI122831B (sv) 2010-05-25 2010-05-25 Förfarande för behandling av spodumen
AU2011257091A AU2011257091B2 (en) 2010-05-25 2011-05-12 Method for processing spodumene
EP11786184.9A EP2576446A4 (en) 2010-05-25 2011-05-12 METHOD FOR TREATING SPODUMENE
PCT/FI2011/050440 WO2011148040A1 (en) 2010-05-25 2011-05-12 Method for processing spodumene
CN201180025128.8A CN102906022B (zh) 2010-05-25 2011-05-12 锂辉石的加工方法
EA201291185A EA201291185A1 (ru) 2010-05-25 2011-05-12 Способ обработки сподумена
BR112012029597A BR112012029597A2 (pt) 2010-05-25 2011-05-12 método para processamento de espodumênio
US13/643,502 US9068240B2 (en) 2010-05-25 2011-05-12 Method for processing spodumene
CA2796473A CA2796473C (en) 2010-05-25 2011-05-12 A method for transforming lithium aluminum silicate in .alpha.-spodumene form into .beta.-spodumene form by thermal processing
CL2012003278A CL2012003278A1 (es) 2010-05-25 2012-11-23 Metodo para procesar de manera termica el alfa-espodumeno, silicato de aluminio y litio, en donde el concentrado o mineral con un tamaño de grano de 20-1000 micrones se procesa en un reactor de lecho fluidizado a una temperatura de 800-1000ºc por medio de la utilizacion de gas oxigenado como el gas fluidizante.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20100215 2010-05-25
FI20100215A FI122831B (sv) 2010-05-25 2010-05-25 Förfarande för behandling av spodumen

Publications (3)

Publication Number Publication Date
FI20100215A0 FI20100215A0 (sv) 2010-05-25
FI20100215A FI20100215A (sv) 2011-11-26
FI122831B true FI122831B (sv) 2012-07-31

Family

ID=42234254

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20100215A FI122831B (sv) 2010-05-25 2010-05-25 Förfarande för behandling av spodumen

Country Status (10)

Country Link
US (1) US9068240B2 (sv)
EP (1) EP2576446A4 (sv)
CN (1) CN102906022B (sv)
AU (1) AU2011257091B2 (sv)
BR (1) BR112012029597A2 (sv)
CA (1) CA2796473C (sv)
CL (1) CL2012003278A1 (sv)
EA (1) EA201291185A1 (sv)
FI (1) FI122831B (sv)
WO (1) WO2011148040A1 (sv)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2871092C (en) 2012-04-23 2017-05-09 Nemaska Lithium Inc. Processes for preparing lithium hydroxide
EP3363930B1 (en) 2012-05-30 2024-03-13 Nemaska Lithium Inc. Processes for preparing lithium carbonate
CA2944759A1 (en) 2013-03-15 2014-09-18 Nemaska Lithium Inc. Processes for preparing lithium hydroxide
CN109250733B (zh) 2013-10-23 2021-07-16 内玛斯卡锂公司 制备碳酸锂的方法
WO2015123762A1 (en) 2014-02-24 2015-08-27 Nemaska Lithium Inc. Methods for treating lithium-containing materials
FI126509B (sv) * 2015-04-02 2017-01-13 Keliber Oy Förfarande för framställning av beta-spodumen av alfa-spodumenhaltig råvara
EP3341330B1 (en) 2015-08-27 2020-08-19 Nemaska Lithium Inc. Methods for treating lithium-containing materials
CN106906359B (zh) 2015-12-22 2018-12-11 理查德.亨威克 从硅酸盐矿物收取锂
CA2940509A1 (en) 2016-08-26 2018-02-26 Nemaska Lithium Inc. Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid
RU2663021C1 (ru) * 2017-07-17 2018-08-01 Акционерное общество "Ведущий научно-исследовательский институт химической технологии" Способ извлечения лития из сподумена
CN107628627A (zh) * 2017-10-16 2018-01-26 福州大学 一种天然锂辉石循环焙烧晶型转换的方法
CA3155660A1 (en) 2017-11-22 2019-05-31 Nemaska Lithium Inc. Processes for preparing hydroxides and oxides of various metals and derivatives thereof
CL2019000991A1 (es) * 2019-04-12 2019-08-30 Univ Concepcion Proceso para obtener carbonato de litio desde el mineral espodumeno por sulfatación con sulfato ferroso a alta temperatura
KR102412474B1 (ko) * 2019-12-20 2022-06-22 주식회사 포스코 스포듀민 열처리방법
AU2021325573A1 (en) * 2020-08-12 2023-03-02 Calix Ltd A method for the pyroprocessing of powders

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972517A (en) * 1958-03-24 1961-02-21 Dept Of Mines Method of producing lithium sulphate from alpha and beta spodumene
US2975217A (en) * 1958-06-10 1961-03-14 Goodyear Tire & Rubber Catalytic alkylation of phenol
US3017243A (en) * 1958-08-11 1962-01-16 Dept Of Mines Method of producing lithium carbonate from spodumene
DE3622105A1 (de) 1986-07-02 1988-01-07 Metallgesellschaft Ag Verfahren zur gewinnung von lithiumcarbonat
CN101224900A (zh) 2007-10-11 2008-07-23 钟辉 一种锂辉石煅烧转型新方法

Also Published As

Publication number Publication date
AU2011257091B2 (en) 2014-04-03
EP2576446A4 (en) 2016-12-14
EP2576446A1 (en) 2013-04-10
CN102906022B (zh) 2015-11-25
CA2796473C (en) 2017-03-28
CN102906022A (zh) 2013-01-30
EA201291185A1 (ru) 2013-05-30
CL2012003278A1 (es) 2013-03-22
AU2011257091A1 (en) 2012-11-08
FI20100215A (sv) 2011-11-26
FI20100215A0 (sv) 2010-05-25
WO2011148040A1 (en) 2011-12-01
CA2796473A1 (en) 2011-12-01
US20130042438A1 (en) 2013-02-21
BR112012029597A2 (pt) 2016-08-02
US9068240B2 (en) 2015-06-30

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