RU2008103711A - METHOD FOR LITHIUM EXTRACTION FROM MIXTURE OF LEPIDOLITE AND SODUMEN CONCENTRATES - Google Patents
METHOD FOR LITHIUM EXTRACTION FROM MIXTURE OF LEPIDOLITE AND SODUMEN CONCENTRATES Download PDFInfo
- Publication number
- RU2008103711A RU2008103711A RU2008103711/02A RU2008103711A RU2008103711A RU 2008103711 A RU2008103711 A RU 2008103711A RU 2008103711/02 A RU2008103711/02 A RU 2008103711/02A RU 2008103711 A RU2008103711 A RU 2008103711A RU 2008103711 A RU2008103711 A RU 2008103711A
- Authority
- RU
- Russia
- Prior art keywords
- mixture
- charge
- concentrates
- lepidolite
- preparation
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims abstract 16
- 239000012141 concentrate Substances 0.000 title claims abstract 7
- 229910052629 lepidolite Inorganic materials 0.000 title claims abstract 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract 3
- 229910052744 lithium Inorganic materials 0.000 title claims abstract 3
- 238000000034 method Methods 0.000 title claims abstract 3
- 238000000605 extraction Methods 0.000 title 1
- 238000002360 preparation method Methods 0.000 claims abstract 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract 4
- 230000003213 activating effect Effects 0.000 claims abstract 4
- CNLWCVNCHLKFHK-UHFFFAOYSA-N aluminum;lithium;dioxido(oxo)silane Chemical compound [Li+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O CNLWCVNCHLKFHK-UHFFFAOYSA-N 0.000 claims abstract 4
- 229910052642 spodumene Inorganic materials 0.000 claims abstract 4
- 238000002386 leaching Methods 0.000 claims abstract 3
- 230000004907 flux Effects 0.000 claims abstract 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims abstract 2
- 229910052808 lithium carbonate Inorganic materials 0.000 claims abstract 2
- 229910018068 Li 2 O Inorganic materials 0.000 claims 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims 2
- 239000008187 granular material Substances 0.000 claims 1
- 238000005469 granulation Methods 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- 238000000227 grinding Methods 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
Classifications
-
- 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
- Manufacture And Refinement Of Metals (AREA)
Abstract
Способ извлечения лития из смеси лепидолитового и сподуменового концентратов, включающий приготовление шихты из смеси концентратов и флюса, активирующую подготовку шихты, водное выщелачивание активированной шихты, отличающийся тем, что приготовление шихты выполняют из смеси лепидолитового и сподуменового концентратов из расчета получения массового соотношения SiO/(NaO+KO+LiO) в смеси, равного 4,5, и карбоната лития из расчета получения массового соотношения SiO/(NaO+KO+LiO) в шихте, равного 2,3, активирующую подготовку шихты проводят путем ее плавки при температуре 1350°С, грануляции плава водой, измельчения гранулированного плава, а водное выщелачивание активированной шихты осуществляют в присутствии серной кислоты.A method for extracting lithium from a mixture of lepidolite and spodumene concentrates, including preparation of a charge from a mixture of concentrates and flux, activating the preparation of a charge, water leaching of an activated charge, characterized in that the preparation of a charge is performed from a mixture of lepidolite and spodumene concentrates based on obtaining the mass ratio SiO / (NaO + KO + LiO) in a mixture equal to 4.5 and lithium carbonate based on obtaining a mass ratio of SiO / (NaO + KO + LiO) in a charge equal to 2.3, activating the preparation of the charge is carried out by melting it at a temperature of 1350 ° C , granulation of melt with water, grinding of granular melt, and water leaching of the activated charge is carried out in the presence of sulfuric acid.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008103711/02A RU2352659C2 (en) | 2008-02-06 | 2008-02-06 | Extraction method of lithium from mixture of lepidolite and spodumene concentrates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008103711/02A RU2352659C2 (en) | 2008-02-06 | 2008-02-06 | Extraction method of lithium from mixture of lepidolite and spodumene concentrates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2008103711A true RU2008103711A (en) | 2008-07-20 |
| RU2352659C2 RU2352659C2 (en) | 2009-04-20 |
Family
ID=41018032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008103711/02A RU2352659C2 (en) | 2008-02-06 | 2008-02-06 | Extraction method of lithium from mixture of lepidolite and spodumene concentrates |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2352659C2 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1256646A (en) * | 1960-02-11 | 1961-03-24 | Saint Gobain | Lithium extraction process from lepidolite |
| US4285914A (en) * | 1980-01-30 | 1981-08-25 | The United States Of America As Represented By The Secretary Of The Interior | Recovery of lithium from low-grade ores |
| GB8806334D0 (en) * | 1988-03-17 | 1988-04-13 | British Petroleum Co Plc | Recovery process |
| RU2221886C2 (en) * | 2001-12-13 | 2004-01-20 | Открытое акционерное общество "Новосибирский завод химконцентратов" | Method of extraction of lithium from lepidolite concentrate |
| RU2222622C2 (en) * | 2001-12-13 | 2004-01-27 | Открытое акционерное общество "Новосибирский завод химконцентратов" | Spodumene concentrate processing method |
| RU2299253C2 (en) * | 2005-09-26 | 2007-05-20 | Открытое акционерное общество "Новосибирский завод химконцентратов" | Method of extraction of lithium from the mixture of the lepidolite and spodumene concentrates |
-
2008
- 2008-02-06 RU RU2008103711/02A patent/RU2352659C2/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2352659C2 (en) | 2009-04-20 |
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| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20100207 |